Automation/bump_version.py

@@ -1,67 +0,0 @@
-#!/usr/bin/python3
-
-import argparse
-import re
-# this assumes a mostly semver-complient version number
-
-if __name__ == "__main__":
-    parser = argparse.ArgumentParser(description="Increment GamecraftModdingAPI version")
-    parser.add_argument('version', metavar="VN", type=str, help="The version number to increment, or the index of the number (zero-indexed).")
-    args = parser.parse_args()
-    
-    version_index = -1
-    try:
-        version_index = int(args.version)
-    except Exception:
-        if args.version.lower() == "major":
-            version_index = 0
-        elif args.version.lower() == "minor":
-            version_index = 1
-        elif args.version.lower() == "patch":
-            version_index = 2
-    
-    if version_index < 0:
-        print("Could not parse version argument.")
-        exit(version_index)
-    
-    print(version_index)
-    old_version = ""
-    new_version = ""
-    
-    with open("../GamecraftModdingAPI/GamecraftModdingAPI.csproj", "r") as xmlFile:
-        print("Parsing GamecraftModdingAPI.csproj")
-        fileStr = xmlFile.read()
-        versionMatch = re.search(r"<Version>(.+)</Version>", fileStr)
-        if versionMatch is None:
-            print("Unable to find version number in GamecraftModdingAPI.csproj")
-            exit(1)
-        old_version = versionMatch.group(1)
-        versionList = old_version.split(".")
-        if len(versionList) <= version_index:
-            print("Invalid version string")
-            exit(1)
-        versionList[version_index] = str(int(versionList[version_index]) + 1)
-        for i in range(version_index + 1, len(versionList)):
-            try:
-                int(versionList[i])
-                versionList[i] = "0"
-            except Exception:
-                tmp = versionList[i].split("-")
-                tmp[0] = "0"
-                versionList[i] = "-".join(tmp)
-        new_version = ".".join(versionList)
-        print(new_version)
-        newFileContents = fileStr.replace("<Version>"+old_version+"</Version>", "<Version>"+new_version+"</Version>")
-        
-    with open("../GamecraftModdingAPI/GamecraftModdingAPI.csproj", "w") as xmlFile:
-        print("Writing new version to project file")
-        xmlFile.write(newFileContents)
-    
-    with open("../doxygen.conf", "r") as doxFile:
-        print("Parsing doxygen.conf")
-        doxStr = doxFile.read()
-        newFileContents = doxStr.replace("= \"v" + old_version + "\"", "= \"v" + new_version + "\"")
-    
-    with open("../doxygen.conf", "w") as doxFile:
-        print("Writing new version to doxygen config")
-        doxFile.write(newFileContents)

Automation/gen_csproj.py

@@ -3,22 +3,15 @@
 import argparse
 from pathlib import Path, PurePath
 import re
-import os
 
 DLL_EXCLUSIONS_REGEX = r"(System|Microsoft|Mono|IronPython|DiscordRPC)\."
 
 def getAssemblyReferences(path):
     asmDir = Path(path)
     result = list()
-    addedPath = ""
-    if not asmDir.exists():
-        addedPath = "../"
-        asmDir = Path(addedPath + path)
     for child in asmDir.iterdir():
         if child.is_file() and re.search(DLL_EXCLUSIONS_REGEX, str(child), re.I) is None and str(child).lower().endswith(".dll"):
-            childstr = str(child)
+            result.append(str(child).replace("\\", "/"))
-            childstr = os.path.relpath(childstr, addedPath).replace("\\", "/")
-            result.append(childstr)
     return result
 
 def buildReferencesXml(path):
@@ -34,16 +27,16 @@ def buildReferencesXml(path):
     return "<!--Start Dependencies-->\n  <ItemGroup>\n" + "".join(result) + "  </ItemGroup>\n<!--End Dependencies-->"
 
 if __name__ == "__main__":
-    parser = argparse.ArgumentParser(description="Generate TechbloxModdingAPI.csproj")
+    parser = argparse.ArgumentParser(description="Generate GamecraftModdingAPI.csproj")
     # TODO (maybe?): add params for custom csproj read and write locations
     args = parser.parse_args()
     
     print("Building Assembly references")
-    asmXml = buildReferencesXml("../ref_preview/TechbloxPreview_Data/Managed")
+    asmXml = buildReferencesXml("../ref/GamecraftPreview_Data/Managed")
     # print(asmXml)
     
-    with open("../TechbloxModdingAPI/TechbloxModdingAPI.csproj", "r") as xmlFile:
+    with open("../GamecraftModdingAPI/GamecraftModdingAPI.csproj", "r") as xmlFile:
-        print("Parsing TechbloxModdingAPI.csproj")
+        print("Parsing GamecraftModdingAPI.csproj")
         fileStr = xmlFile.read()
         # print(fileStr)
         depsStart = re.search(r"\<!--\s*Start\s+Dependencies\s*--\>", fileStr)
@@ -52,7 +45,7 @@ if __name__ == "__main__":
             print("Unable to find dependency XML comments, aborting!")
             exit(1)
         newFileStr = fileStr[:depsStart.start()] + "\n" + asmXml + "\n" + fileStr[depsEnd.end() + 1:]
-    with open("../TechbloxModdingAPI/TechbloxModdingAPI.csproj", "w") as xmlFile:
+    with open("../GamecraftModdingAPI/GamecraftModdingAPI.csproj", "w") as xmlFile:
         print("Writing Assembly references")
         xmlFile.write(newFileStr)
         # print(newFileStr)

CodeGenerator/BlockClassGenerator.cs

@@ -1,142 +0,0 @@
-using System;
-using System.CodeDom;
-using System.CodeDom.Compiler;
-using System.Collections.Generic;
-using System.IO;
-using System.Linq;
-using System.Reflection;
-using Gamecraft.Tweaks;
-using RobocraftX.Common;
-using Svelto.ECS;
-using Techblox.EngineBlock;
-
-namespace CodeGenerator
-{
-    public class BlockClassGenerator
-    {
-        public void Generate(string name, string group = null, Dictionary<string, string> renames = null, params Type[] types)
-        {
-            if (group is null)
-            {
-                group = GetGroup(name) + "_BLOCK_GROUP";
-                if (typeof(CommonExclusiveGroups).GetFields().All(field => field.Name != group))
-                    group = GetGroup(name) + "_BLOCK_BUILD_GROUP";
-            }
-
-            if (!group.Contains("."))
-                group = "CommonExclusiveGroups." + group;
-
-            var codeUnit = new CodeCompileUnit();
-            var ns = new CodeNamespace("TechbloxModdingAPI.Blocks");
-            ns.Imports.Add(new CodeNamespaceImport("RobocraftX.Common"));
-            ns.Imports.Add(new CodeNamespaceImport("Svelto.ECS"));
-            var cl = new CodeTypeDeclaration(name);
-            //cl.BaseTypes.Add(baseClass != null ? new CodeTypeReference(baseClass) : new CodeTypeReference("Block"));
-            cl.BaseTypes.Add(new CodeTypeReference("SignalingBlock"));
-            cl.Members.Add(new CodeConstructor
-            {
-                Parameters = {new CodeParameterDeclarationExpression("EGID", "egid")},
-                Comments =
-                {
-                    _start, new CodeCommentStatement($"Constructs a(n) {name} object representing an existing block.", true), _end
-                },
-                BaseConstructorArgs = {new CodeVariableReferenceExpression("egid")},
-                Attributes = MemberAttributes.Public | MemberAttributes.Final
-            });
-            cl.Members.Add(new CodeConstructor
-            {
-                Parameters =
-                {
-                    new CodeParameterDeclarationExpression(typeof(uint), "id")
-                },
-                Comments =
-                {
-                    _start, new CodeCommentStatement($"Constructs a(n) {name} object representing an existing block.", true), _end
-                },
-                BaseConstructorArgs =
-                {
-                    new CodeObjectCreateExpression("EGID", new CodeVariableReferenceExpression("id"),
-                        new CodeVariableReferenceExpression(group))
-                },
-                Attributes = MemberAttributes.Public | MemberAttributes.Final
-            });
-            foreach (var type in types)
-            {
-                GenerateProperties(cl, type, name, renames);
-            }
-            ns.Types.Add(cl);
-            codeUnit.Namespaces.Add(ns);
-
-            var provider = CodeDomProvider.CreateProvider("CSharp");
-            var path = $@"..\..\..\TechbloxModdingAPI\Blocks\{name}.cs";
-            using (var sw = new StreamWriter(path))
-            {
-                provider.GenerateCodeFromCompileUnit(codeUnit, sw, new CodeGeneratorOptions {BracingStyle = "C"});
-            }
-
-            File.WriteAllLines(path,
-                File.ReadAllLines(path).SkipWhile(line => line.StartsWith("//") || line.Length == 0));
-        }
-
-        private static string GetGroup(string name)
-        {
-            var ret = "";
-            foreach (var ch in name)
-            {
-                if (char.IsUpper(ch) && ret.Length > 0)
-                    ret += "_" + ch;
-                else
-                    ret += char.ToUpper(ch);
-            }
-
-            return ret;
-        }
-
-        private void GenerateProperties(CodeTypeDeclaration cl, Type type, string baseClass,
-            Dictionary<string, string> renames)
-        {
-            if (!typeof(IEntityComponent).IsAssignableFrom(type))
-                throw new ArgumentException("Type must be an entity component");
-            foreach (var field in type.GetFields())
-            {
-                var attr = field.GetCustomAttribute<TweakableStatAttribute>();
-                if (renames == null || !renames.TryGetValue(field.Name, out var propName))
-                {
-                    propName = field.Name;
-                    if (attr != null)
-                        propName = attr.propertyName;
-                }
-
-                propName = char.ToUpper(propName[0]) + propName.Substring(1);
-                var structFieldReference = new CodeFieldReferenceExpression(new CodeMethodInvokeExpression(
-                    new CodeMethodReferenceExpression(new CodeSnippetExpression("BlockEngine"),
-                        "GetBlockInfo", new CodeTypeReference(type)),
-                    new CodeThisReferenceExpression()), field.Name);
-                cl.Members.Add(new CodeMemberProperty
-                {
-                    Name = propName,
-                    HasGet = true,
-                    HasSet = true,
-                    GetStatements =
-                    {
-                        new CodeMethodReturnStatement(structFieldReference)
-                    },
-                    SetStatements =
-                    {
-                        new CodeAssignStatement(structFieldReference, new CodePropertySetValueReferenceExpression())
-                    },
-                    Type = new CodeTypeReference(field.FieldType),
-                    Attributes = MemberAttributes.Public | MemberAttributes.Final,
-                    Comments =
-                    {
-                        _start, new CodeCommentStatement($"Gets or sets the {baseClass}'s {propName} property." +
-                                                         $" {(attr != null ? "Tweakable stat." : "May not be saved.")}", true), _end
-                    }
-                });
-            }
-        }
-
-        private static readonly CodeCommentStatement _start = new CodeCommentStatement("<summary>", true);
-        private static readonly CodeCommentStatement _end = new CodeCommentStatement("</summary>", true);
-    }
-}

CodeGenerator/Program.cs

@@ -1,42 +0,0 @@
-using System.Collections.Generic;
-using RobocraftX.Blocks;
-using RobocraftX.PilotSeat;
-using Techblox.EngineBlock;
-using Techblox.WheelRigBlock;
-
-namespace CodeGenerator
-{
-    internal class Program
-    {
-        public static void Main(string[] args)
-        {
-            var bcg = new BlockClassGenerator();
-            bcg.Generate("Engine", null, new Dictionary<string, string>
-            {
-                { "engineOn", "On" }
-            }, typeof(EngineBlockComponent), // Simulation time properties
-                typeof(EngineBlockTweakableComponent), typeof(EngineBlockReadonlyComponent));
-            bcg.Generate("DampedSpring", "DAMPEDSPRING_BLOCK_GROUP", new Dictionary<string, string>
-                {
-                    {"maxExtent", "MaxExtension"}
-                },
-                typeof(TweakableJointDampingComponent), typeof(DampedSpringReadOnlyStruct));
-            bcg.Generate("LogicGate", "LOGIC_BLOCK_GROUP");
-            bcg.Generate("Servo", types: typeof(ServoReadOnlyStruct), renames: new Dictionary<string, string>
-            {
-                {"minDeviation", "MinimumAngle"},
-                {"maxDeviation", "MaximumAngle"},
-                {"servoVelocity", "MaximumForce"}
-            });
-            bcg.Generate("WheelRig", "WHEELRIG_BLOCK_BUILD_GROUP", null,
-                typeof(WheelRigTweakableStruct), typeof(WheelRigReadOnlyStruct),
-                typeof(WheelRigSteerableTweakableStruct), typeof(WheelRigSteerableReadOnlyStruct));
-            bcg.Generate("Seat", "RobocraftX.PilotSeat.SeatGroups.PILOTSEAT_BLOCK_BUILD_GROUP", null, typeof(SeatFollowCamComponent), typeof(SeatReadOnlySettingsComponent));
-            bcg.Generate("Piston", null, new Dictionary<string, string>
-            {
-                {"pistonVelocity", "MaximumForce"}
-            }, typeof(PistonReadOnlyStruct));
-            bcg.Generate("Motor", null, null, typeof(MotorReadOnlyStruct));
-        }
-    }
-}

CodeGenerator/Properties/AssemblyInfo.cs

@@ -1,35 +0,0 @@
-using System.Reflection;
-using System.Runtime.InteropServices;
-
-// General Information about an assembly is controlled through the following 
-// set of attributes. Change these attribute values to modify the information
-// associated with an assembly.
-[assembly: AssemblyTitle("CodeGenerator")]
-[assembly: AssemblyDescription("")]
-[assembly: AssemblyConfiguration("")]
-[assembly: AssemblyCompany("")]
-[assembly: AssemblyProduct("CodeGenerator")]
-[assembly: AssemblyCopyright("Copyright © ExMods 2021")]
-[assembly: AssemblyTrademark("")]
-[assembly: AssemblyCulture("")]
-
-// Setting ComVisible to false makes the types in this assembly not visible 
-// to COM components.  If you need to access a type in this assembly from 
-// COM, set the ComVisible attribute to true on that type.
-[assembly: ComVisible(false)]
-
-// The following GUID is for the ID of the typelib if this project is exposed to COM
-[assembly: Guid("0EBB6400-95A7-4A3D-B2ED-BF31E364CC10")]
-
-// Version information for an assembly consists of the following four values:
-//
-//      Major Version
-//      Minor Version 
-//      Build Number
-//      Revision
-//
-// You can specify all the values or you can default the Build and Revision Numbers 
-// by using the '*' as shown below:
-// [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.0.0.0")]
-[assembly: AssemblyFileVersion("1.0.0.0")]

GamecraftModdingAPI.sln

@@ -3,9 +3,7 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 16
 VisualStudioVersion = 16.0.29411.108
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TechbloxModdingAPI", "TechbloxModdingAPI\TechbloxModdingAPI.csproj", "{7FD5A7D8-4F3E-426A-B07D-7DC70442A4DF}"
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "GamecraftModdingAPI", "GamecraftModdingAPI\GamecraftModdingAPI.csproj", "{7FD5A7D8-4F3E-426A-B07D-7DC70442A4DF}"
-EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CodeGenerator", "CodeGenerator\CodeGenerator.csproj", "{0EBB6400-95A7-4A3D-B2ED-BF31E364CC10}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -20,12 +18,6 @@ Global
 		{7FD5A7D8-4F3E-426A-B07D-7DC70442A4DF}.Release|Any CPU.Build.0 = Release|Any CPU
 		{7FD5A7D8-4F3E-426A-B07D-7DC70442A4DF}.Test|Any CPU.ActiveCfg = Test|Any CPU
 		{7FD5A7D8-4F3E-426A-B07D-7DC70442A4DF}.Test|Any CPU.Build.0 = Test|Any CPU
-		{0EBB6400-95A7-4A3D-B2ED-BF31E364CC10}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{0EBB6400-95A7-4A3D-B2ED-BF31E364CC10}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{0EBB6400-95A7-4A3D-B2ED-BF31E364CC10}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{0EBB6400-95A7-4A3D-B2ED-BF31E364CC10}.Release|Any CPU.Build.0 = Release|Any CPU
-		{0EBB6400-95A7-4A3D-B2ED-BF31E364CC10}.Test|Any CPU.ActiveCfg = Debug|Any CPU
-		{0EBB6400-95A7-4A3D-B2ED-BF31E364CC10}.Test|Any CPU.Build.0 = Debug|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

GamecraftModdingAPI/App/AppCallbacksTest.cs

@@ -1,8 +1,8 @@
 using System;
 
-using TechbloxModdingAPI.Tests;
+using GamecraftModdingAPI.Tests;
 
-namespace TechbloxModdingAPI.App
+namespace GamecraftModdingAPI.App
 {
 #if TEST
     /// <summary>

GamecraftModdingAPI/App/AppEngine.cs

@@ -0,0 +1,63 @@
+using System;
+
+using RobocraftX.GUI.MyGamesScreen;
+using RobocraftX.GUI;
+using Svelto.ECS;
+
+using GamecraftModdingAPI.Engines;
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.App
+{
+	public class AppEngine : IFactoryEngine
+    {
+		public event EventHandler<MenuEventArgs> EnterMenu;
+
+		public event EventHandler<MenuEventArgs> ExitMenu;
+
+		public IEntityFactory Factory { set; private get; }
+
+		public string Name => "GamecraftModdingAPIAppEngine";
+
+		public bool isRemovable => false;
+
+		public EntitiesDB entitiesDB { set; private get; }
+
+		public void Dispose()
+		{
+			IsInMenu = false;
+			ExceptionUtil.InvokeEvent(ExitMenu, this, new MenuEventArgs { });
+		}
+
+		public void Ready()
+		{
+			IsInMenu = true;
+			ExceptionUtil.InvokeEvent(EnterMenu, this, new MenuEventArgs { });
+		}
+
+		// app functionality
+
+		public bool IsInMenu
+		{
+			get;
+			private set;
+		} = false;
+
+		public Game[] GetMyGames()
+		{
+			EntityCollection<MyGameDataEntityStruct> mgsevs = entitiesDB.QueryEntities<MyGameDataEntityStruct>(MyGamesScreenExclusiveGroups.MyGames);
+			Game[] games = new Game[mgsevs.count];
+			for (int i = 0; i < mgsevs.count; i++)
+			{
+				Utility.Logging.MetaDebugLog($"Found game named {mgsevs[i].GameName}");
+				games[i] = new Game(mgsevs[i].ID);
+			}
+			return games;
+		}
+	}
+
+    public struct MenuEventArgs
+	{
+
+	}
+}

GamecraftModdingAPI/App/AppExceptions.cs

@@ -1,9 +1,9 @@
 using System;
 using System.Runtime.Serialization;
 
-namespace TechbloxModdingAPI.App
+namespace GamecraftModdingAPI.App
 {
-	public class AppException : TechbloxModdingAPIException
+	public class AppException : GamecraftModdingAPIException
 	{
 		public AppException()
 		{

GamecraftModdingAPI/App/Client.cs

@@ -0,0 +1,82 @@
+using System;
+
+using UnityEngine;
+
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.App
+{
+    /// <summary>
+    /// The Gamecraft application that is running this code right now.
+    /// </summary>
+    public class Client
+    {
+        // extensible engine
+		protected static AppEngine appEngine = new AppEngine();
+
+        /// <summary>
+        /// An event that fires whenever the main menu is loaded.
+        /// </summary>
+		public static event EventHandler<MenuEventArgs> EnterMenu
+		{
+			add => appEngine.EnterMenu += value;
+			remove => appEngine.EnterMenu -= value;
+		}
+
+        /// <summary>
+        /// An event that fire whenever the main menu is exited.
+        /// </summary>
+		public static event EventHandler<MenuEventArgs> ExitMenu
+        {
+            add => appEngine.ExitMenu += value;
+            remove => appEngine.ExitMenu -= value;
+        }
+        
+        /// <summary>
+        /// Gamecraft build version string.
+		/// Usually this is in the form YYYY.mm.DD.HH.MM.SS
+        /// </summary>
+        /// <value>The version.</value>
+		public string Version
+		{
+			get => Application.version;
+		}
+
+        /// <summary>
+        /// Unity version string.
+        /// </summary>
+        /// <value>The unity version.</value>
+        public string UnityVersion
+		{
+			get => Application.unityVersion;
+		}
+
+        /// <summary>
+        /// Game saves currently visible in the menu.
+		/// These take a second to completely populate after the EnterMenu event fires.
+        /// </summary>
+        /// <value>My games.</value>
+		public Game[] MyGames
+		{
+			get 
+			{
+				if (!appEngine.IsInMenu) return new Game[0];
+				return appEngine.GetMyGames();
+			}
+		}
+
+        /// <summary>
+        /// Whether Gamecraft is in the Main Menu
+        /// </summary>
+        /// <value><c>true</c> if in menu; <c>false</c> when loading or in a game.</value>
+        public bool InMenu
+		{
+			get => appEngine.IsInMenu;
+		}
+
+        internal static void Init()
+		{
+			MenuEngineManager.AddMenuEngine(appEngine);
+		}
+    }
+}

GamecraftModdingAPI/App/Game.cs

@@ -2,15 +2,17 @@
 using System.Collections.Generic;
 using System.Runtime.CompilerServices;
 
+using RobocraftX.Common;
 using RobocraftX.GUI.MyGamesScreen;
+using RobocraftX.StateSync;
 using Svelto.ECS;
-using Techblox.GameSelection;
 
-using TechbloxModdingAPI.Blocks;
+using GamecraftModdingAPI;
-using TechbloxModdingAPI.Tasks;
+using GamecraftModdingAPI.Blocks;
-using TechbloxModdingAPI.Utility;
+using GamecraftModdingAPI.Tasks;
+using GamecraftModdingAPI.Utility;
 
-namespace TechbloxModdingAPI.App
+namespace GamecraftModdingAPI.App
 {
     /// <summary>
     /// An in-game save.
@@ -21,7 +23,7 @@ namespace TechbloxModdingAPI.App
     {
         // extensible engines
 		protected static GameGameEngine gameEngine = new GameGameEngine();
-		protected internal static GameMenuEngine menuEngine = new GameMenuEngine();
+		protected static GameMenuEngine menuEngine = new GameMenuEngine();
 		protected static DebugInterfaceEngine debugOverlayEngine = new DebugInterfaceEngine();
 		protected static GameBuildSimEventEngine buildSimEventEngine = new GameBuildSimEventEngine();
 
@@ -31,7 +33,7 @@ namespace TechbloxModdingAPI.App
 		private bool hasId = false;
 
         /// <summary>
-        /// Initializes a new instance of the <see cref="T:TechbloxModdingAPI.App.Game"/> class.
+        /// Initializes a new instance of the <see cref="T:GamecraftModdingAPI.App.Game"/> class.
         /// </summary>
         /// <param name="id">Menu identifier.</param>
 		public Game(uint id) : this(new EGID(id, MyGamesScreenExclusiveGroups.MyGames))
@@ -39,7 +41,7 @@ namespace TechbloxModdingAPI.App
         }
 
 		/// <summary>
-        /// Initializes a new instance of the <see cref="T:TechbloxModdingAPI.App.Game"/> class.
+        /// Initializes a new instance of the <see cref="T:GamecraftModdingAPI.App.Game"/> class.
         /// </summary>
         /// <param name="id">Menu identifier.</param>
 		public Game(EGID id)
@@ -52,7 +54,7 @@ namespace TechbloxModdingAPI.App
 		}
 
         /// <summary>
-        /// Initializes a new instance of the <see cref="T:TechbloxModdingAPI.App.Game"/> class without id.
+        /// Initializes a new instance of the <see cref="T:GamecraftModdingAPI.App.Game"/> class without id.
 		/// This is assumed to be the current game.
         /// </summary>
         public Game()
@@ -116,7 +118,7 @@ namespace TechbloxModdingAPI.App
 
         /// <summary>
         /// An event that fires right before a game returns to the main menu.
-		/// At this point, Techblox is transitioning state so many things are invalid/unstable here.
+		/// At this point, Gamecraft is transitioning state so many things are invalid/unstable here.
         /// </summary>
 		public static event EventHandler<GameEventArgs> Exit
         {
@@ -163,7 +165,7 @@ namespace TechbloxModdingAPI.App
 			{
 				if (!VerifyMode()) return null;
 				if (menuMode) return menuEngine.GetGameInfo(EGID).GameName;
-				return gameEngine.GetGameData().saveName;
+				return GameMode.SaveGameDetails.Name;
 			}
 
 			set
@@ -172,7 +174,11 @@ namespace TechbloxModdingAPI.App
                 if (menuMode)
 				{
 					menuEngine.SetGameName(EGID, value);
-				} // Save details are directly saved from user input or not changed at all when in game
+				}
+				else 
+				{
+					GameMode.SaveGameDetails.Name = value;
+				}
 			}
 		}
 
@@ -195,7 +201,11 @@ namespace TechbloxModdingAPI.App
                 if (menuMode)
                 {
                     menuEngine.SetGameDescription(EGID, value);
-                } // No description exists in-game
+                }
+                else
+                {
+                    // No description exists in-game
+                }
             }
         }
 
@@ -209,7 +219,7 @@ namespace TechbloxModdingAPI.App
             {
 				if (!VerifyMode()) return null;
 				if (menuMode) return menuEngine.GetGameInfo(EGID).SavedGamePath;
-				return gameEngine.GetGameData().gameID;
+				return GameMode.SaveGameDetails.Folder;
             }
 
             set
@@ -219,6 +229,11 @@ namespace TechbloxModdingAPI.App
                 {
 					menuEngine.GetGameInfo(EGID).SavedGamePath.Set(value);
                 }
+                else
+                {
+					// this likely breaks things
+					GameMode.SaveGameDetails = new SaveGameDetails(GameMode.SaveGameDetails.Name, value, GameMode.SaveGameDetails.WorkshopId);
+                }
             }
         }
 
@@ -227,16 +242,28 @@ namespace TechbloxModdingAPI.App
 		/// In most cases this is invalid and returns 0, so this can be ignored.
         /// </summary>
         /// <value>The workshop identifier.</value>
-        [Obsolete]
 		public ulong WorkshopId
         {
             get
             {
-                return 0uL; // Not supported anymore
+				if (!VerifyMode()) return 0uL;
+                if (menuMode) return 0uL; // MyGames don't have workshop IDs
+				return GameMode.SaveGameDetails.WorkshopId;
             }
 
             set
             {
+                VerifyMode();
+                if (menuMode)
+                {
+					// MyGames don't have workshop IDs
+                    // menuEngine.GetGameInfo(EGID).GameName.Set(value);
+                }
+                else
+                {
+					// this likely breaks things
+					GameMode.SaveGameDetails = new SaveGameDetails(GameMode.SaveGameDetails.Name, GameMode.SaveGameDetails.Folder, value);
+                }
             }
         }
 
@@ -308,18 +335,6 @@ namespace TechbloxModdingAPI.App
 			gameEngine.ToggleTimeMode();
 		}
 
-        /// <summary>
-        /// The mode of the game.
-        /// </summary>
-        public CurrentGameMode Mode
-        {
-	        get
-	        {
-		        if (menuMode || !VerifyMode()) return CurrentGameMode.None;
-		        return gameEngine.GetGameData().gameMode == GameMode.CreateWorld ? CurrentGameMode.Build : CurrentGameMode.Play;
-	        }
-        }
-
         /// <summary>
         /// Load the game save.
 		/// This happens asynchronously, so when this method returns the game not loaded yet.
@@ -370,10 +385,9 @@ namespace TechbloxModdingAPI.App
         /// <summary>
         /// Add information to the in-game debug display.
 		/// When this object is garbage collected, this debug info is automatically removed.
-        /// The provided getter function is called each frame so make sure it returns quickly.
         /// </summary>
         /// <param name="id">Debug info identifier.</param>
-        /// <param name="contentGetter">A function that returns the current information.</param>
+        /// <param name="contentGetter">Content getter.</param>
 		public void AddDebugInfo(string id, Func<string> contentGetter)
         {
 			if (!VerifyMode()) return;
@@ -381,7 +395,7 @@ namespace TechbloxModdingAPI.App
 			{
 				throw new GameNotFoundException("Game object references a menu item but AddDebugInfo only works on the currently-loaded game");
 			}
-	        debugOverlayEngine.SetInfo("game_" + id, contentGetter);
+            debugOverlayEngine.SetInfo(id, contentGetter);
             debugIds.Add(id);
         }
 
@@ -398,32 +412,10 @@ namespace TechbloxModdingAPI.App
 				throw new GameNotFoundException("Game object references a menu item but RemoveDebugInfo only works on the currently-loaded game");
             }
             if (!debugIds.Contains(id)) return false;
-	        debugOverlayEngine.RemoveInfo("game_" + id);
+            debugOverlayEngine.RemoveInfo(id);
             return debugIds.Remove(id);
         }
 
-        /// <summary>
-        /// Add information to the in-game debug display.
-        /// This debug info will be present for all games until it is manually removed.
-        /// The provided getter function is called each frame so make sure it returns quickly.
-        /// </summary>
-        /// <param name="id">Debug info identifier.</param>
-        /// <param name="contentGetter">A function that returns the current information.</param>
-        public static void AddPersistentDebugInfo(string id, Func<string> contentGetter)
-        {
-	        debugOverlayEngine.SetInfo("persistent_" + id, contentGetter);
-        }
-
-        /// <summary>
-        /// Remove persistent information from the in-game debug display.
-        /// </summary>
-        /// <returns><c>true</c>, if debug info was removed, <c>false</c> otherwise.</returns>
-        /// <param name="id">Debug info identifier.</param>
-        public static bool RemovePersistentDebugInfo(string id)
-        {
-	        return debugOverlayEngine.RemoveInfo("persistent_" + id);
-        }
-
         /// <summary>
         /// Gets the blocks in the game.
 		/// This returns null when in a loading state, and throws AppStateException when in menu.
@@ -441,20 +433,11 @@ namespace TechbloxModdingAPI.App
 			Block[] blocks = new Block[blockEGIDs.Length];
 			for (int b = 0; b < blockEGIDs.Length; b++)
 			{
-				blocks[b] = Block.New(blockEGIDs[b]);
+				blocks[b] = new Block(blockEGIDs[b]);
 			}
 			return blocks;
 		}
 
-        /// <summary>
-        /// Enable the screenshot taker for updating the game's screenshot. Breaks the pause menu in a new save.
-        /// </summary>
-        public void EnableScreenshotTaker()
-        {
-	        if (!VerifyMode()) return;
-	        gameEngine.EnableScreenshotTaker();
-        }
-
 		~Game()
         {
             foreach (string id in debugIds)
@@ -483,8 +466,12 @@ namespace TechbloxModdingAPI.App
 		{
 			GameEngineManager.AddGameEngine(gameEngine);
 			GameEngineManager.AddGameEngine(debugOverlayEngine);
-			GameEngineManager.AddGameEngine(buildSimEventEngine);
 			MenuEngineManager.AddMenuEngine(menuEngine);
 		}
+
+		internal static void InitDeterministic(StateSyncRegistrationHelper stateSyncReg)
+		{
+			stateSyncReg.AddDeterministicEngine(buildSimEventEngine);
+		}
     }
 }

GamecraftModdingAPI/App/GameBuildSimEventEngine.cs

@@ -4,18 +4,19 @@ using RobocraftX.Common;
 using RobocraftX.StateSync;
 using Svelto.ECS;
 using Unity.Jobs;
-using TechbloxModdingAPI.Engines;
-using TechbloxModdingAPI.Utility;
 
-namespace TechbloxModdingAPI.App
+using GamecraftModdingAPI.Engines;
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.App
 {
 	public class GameBuildSimEventEngine : IApiEngine, IUnorderedInitializeOnTimeRunningModeEntered, IUnorderedInitializeOnTimeStoppedModeEntered
 	{
-		public WrappedHandler<GameEventArgs> SimulationMode;
+		public event EventHandler<GameEventArgs> SimulationMode;
 
-		public WrappedHandler<GameEventArgs> BuildMode;
+		public event EventHandler<GameEventArgs> BuildMode;
 
-		public string Name => "TechbloxModdingAPIBuildSimEventGameEngine";
+		public string Name => "GamecraftModdingAPIBuildSimEventGameEngine";
 
 		public bool isRemovable => false;
 
@@ -27,15 +28,13 @@ namespace TechbloxModdingAPI.App
 
 		public JobHandle OnInitializeTimeRunningMode(JobHandle inputDeps)
 		{
-			Console.WriteLine("Init time running mode");
+			ExceptionUtil.InvokeEvent(SimulationMode, this, new GameEventArgs { GameName = GameMode.SaveGameDetails.Name, GamePath = GameMode.SaveGameDetails.Folder });
-			SimulationMode.Invoke(this, new GameEventArgs { GameName = "", GamePath = "" }); // TODO
 			return inputDeps;
 		}
 
 		public JobHandle OnInitializeTimeStoppedMode(JobHandle inputDeps)
 		{
-			Console.WriteLine("Init time stopped mode");
+			ExceptionUtil.InvokeEvent(BuildMode, this, new GameEventArgs { GameName = GameMode.SaveGameDetails.Name, GamePath = GameMode.SaveGameDetails.Folder });
-			BuildMode.Invoke(this, new GameEventArgs { GameName = "", GamePath = "" });
 			return inputDeps;
 		}
 	}

GamecraftModdingAPI/App/GameGameEngine.cs

@@ -0,0 +1,119 @@
+using System;
+using System.Collections.Generic;
+using HarmonyLib;
+
+using RobocraftX;
+using RobocraftX.Common;
+using RobocraftX.Schedulers;
+using RobocraftX.SimulationModeState;
+using Svelto.ECS;
+using Svelto.Tasks;
+using Svelto.Tasks.Lean;
+
+using GamecraftModdingAPI.Blocks;
+using GamecraftModdingAPI.Engines;
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.App
+{
+	public class GameGameEngine : IApiEngine
+    {
+		public event EventHandler<GameEventArgs> EnterGame;
+
+        public event EventHandler<GameEventArgs> ExitGame;
+
+		public string Name => "GamecraftModdingAPIGameInfoMenuEngine";
+
+		public bool isRemovable => false;
+
+		public EntitiesDB entitiesDB { set; private get; }
+
+		public void Dispose()
+		{
+			ExceptionUtil.InvokeEvent(ExitGame, this, new GameEventArgs { GameName = GameMode.SaveGameDetails.Name, GamePath = GameMode.SaveGameDetails.Folder });
+			IsInGame = false;
+		}
+
+		public void Ready()
+		{
+			ExceptionUtil.InvokeEvent(EnterGame, this, new GameEventArgs { GameName = GameMode.SaveGameDetails.Name, GamePath = GameMode.SaveGameDetails.Folder });
+			IsInGame = true;
+		}
+
+		// game functionality
+
+		public bool IsInGame
+		{
+			get;
+			private set;
+		} = false;
+
+		public void ExitCurrentGame(bool async = false)
+		{
+			if (async)
+			{
+				ExitCurrentGameAsync().RunOn(Lean.EveryFrameStepRunner_RUNS_IN_TIME_STOPPED_AND_RUNNING);
+			}
+			else
+			{
+				entitiesDB.QueryEntity<GameSceneEntityStruct>(CommonExclusiveGroups.GameSceneEGID).WantsToQuit = true;
+                entitiesDB.PublishEntityChange<GameSceneEntityStruct>(CommonExclusiveGroups.GameSceneEGID);
+			}
+
+		}
+
+		public IEnumerator<TaskContract> ExitCurrentGameAsync()
+		{
+			/*
+            while (Lean.EveryFrameStepRunner_RUNS_IN_TIME_STOPPED_AND_RUNNING.isStopping) { yield return Yield.It; }
+            AccessTools.Method(typeof(FullGameCompositionRoot), "SwitchToMenu").Invoke(FullGameFields.Instance, new object[0]);*/
+			yield return Yield.It;
+			entitiesDB.QueryEntity<GameSceneEntityStruct>(CommonExclusiveGroups.GameSceneEGID).WantsToQuit = true;
+            entitiesDB.PublishEntityChange<GameSceneEntityStruct>(CommonExclusiveGroups.GameSceneEGID);
+		}
+
+        public void SaveCurrentGame()
+		{
+			ref GameSceneEntityStruct gses = ref entitiesDB.QueryEntity<GameSceneEntityStruct>(CommonExclusiveGroups.GameSceneEGID);
+			gses.LoadAfterSaving = false;
+			gses.SaveNow = true;
+			entitiesDB.PublishEntityChange<GameSceneEntityStruct>(CommonExclusiveGroups.GameSceneEGID);
+		}
+
+        public bool IsTimeRunningMode()
+		{
+			return TimeRunningModeUtil.IsTimeRunningMode(entitiesDB);
+		}
+
+        public bool IsTimeStoppedMode()
+		{
+			return TimeRunningModeUtil.IsTimeStoppedMode(entitiesDB);
+		}
+
+        public void ToggleTimeMode()
+		{
+			TimeRunningModeUtil.ToggleTimeRunningState(entitiesDB);
+		}
+
+		public EGID[] GetAllBlocksInGame(BlockIDs filter = BlockIDs.Invalid)
+		{
+			var allBlocks = entitiesDB.QueryEntities<DBEntityStruct>();
+			List<EGID> blockEGIDs = new List<EGID>();
+			if (filter == BlockIDs.Invalid)
+			{
+				foreach (var (blocks, _) in allBlocks)
+				foreach (var block in blocks)
+					blockEGIDs.Add(block.ID);
+				return blockEGIDs.ToArray();
+			}
+			else
+			{
+				foreach (var (blocks, _) in allBlocks)
+				foreach (var block in blocks)
+					if (block.DBID == (ulong) filter)
+						blockEGIDs.Add(block.ID);
+				return blockEGIDs.ToArray();
+			}
+		}
+	}
+}

GamecraftModdingAPI/App/GameMenuEngine.cs

@@ -0,0 +1,128 @@
+using System;
+using HarmonyLib;
+
+using RobocraftX;
+using RobocraftX.Common;
+using RobocraftX.GUI;
+using RobocraftX.GUI.MyGamesScreen;
+using Svelto.ECS;
+using Svelto.ECS.Experimental;
+
+using GamecraftModdingAPI.Engines;
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.App
+{
+	public class GameMenuEngine : IFactoryEngine
+    {
+		public IEntityFactory Factory { set; private get; }
+
+		public string Name => "GamecraftModdingAPIGameInfoGameEngine";
+
+		public bool isRemovable => false;
+
+		public EntitiesDB entitiesDB { set; private get; }
+
+		public void Dispose()
+		{
+			IsInMenu = false;
+		}
+
+		public void Ready()
+		{
+			IsInMenu = true;
+		}
+
+		// game functionality
+
+		public bool IsInMenu
+		{
+			get;
+			private set;
+		} = false;
+
+        public bool CreateMyGame(EGID id, string path = "", uint thumbnailId = 0, string gameName = "", string creatorName = "", string description = "", long createdDate = 0L)
+		{
+			EntityComponentInitializer eci = Factory.BuildEntity<MyGameDataEntityDescriptor_DamnItFJWhyDidYouMakeThisInternal>(id);
+			eci.Init(new MyGameDataEntityStruct
+			{
+				SavedGamePath = new ECSString(path),
+				ThumbnailId = thumbnailId,
+				GameName = new ECSString(gameName),
+				CreatorName = new ECSString(creatorName),
+				GameDescription = new ECSString(description),
+				CreatedDate = createdDate,
+			});
+			// entitiesDB.PublishEntityChange<MyGameDataEntityStruct>(id); // this will always fail
+			return true;
+		}
+
+		public uint HighestID()
+		{
+			EntityCollection<MyGameDataEntityStruct> games = entitiesDB.QueryEntities<MyGameDataEntityStruct>(MyGamesScreenExclusiveGroups.MyGames);
+			uint max = 0;
+			for (int i = 0; i < games.count; i++)
+			{
+				if (games[i].ID.entityID > max)
+				{
+					max = games[i].ID.entityID;
+				}
+			}
+			return max;
+		}
+
+        public bool EnterGame(EGID id)
+		{
+			if (!ExistsGameInfo(id)) return false;
+			ref MyGameDataEntityStruct mgdes = ref GetGameInfo(id);
+			return EnterGame(mgdes.GameName, mgdes.SavedGamePath);
+		}
+
+        public bool EnterGame(string gameName, string path, ulong workshopId = 0uL, bool autoEnterSim = false)
+		{
+			GameMode.CurrentMode = autoEnterSim ? RCXMode.Play : RCXMode.Build;
+			GameMode.SaveGameDetails = new SaveGameDetails(gameName, path, workshopId);
+			// the private FullGameCompositionRoot.SwitchToGame() method gets passed to menu items for this reason
+			AccessTools.Method(typeof(FullGameCompositionRoot), "SwitchToGame").Invoke(FullGameFields.Instance, new object[0]);
+			return true;
+		}
+
+        public bool SetGameName(EGID id, string name)
+		{
+			if (!ExistsGameInfo(id)) return false;
+			GetGameInfo(id).GameName.Set(name);
+			GetGameViewInfo(id).MyGamesSlotComponent.GameName = StringUtil.SanitiseString(name);
+			return true;
+		}
+
+		public bool SetGameDescription(EGID id, string name)
+        {
+            if (!ExistsGameInfo(id)) return false;
+            GetGameInfo(id).GameDescription.Set(name);
+			GetGameViewInfo(id).MyGamesSlotComponent.GameDescription = StringUtil.SanitiseString(name);
+            return true;
+        }
+
+        public bool ExistsGameInfo(EGID id)
+		{
+			return entitiesDB.Exists<MyGameDataEntityStruct>(id);
+		}
+
+		public ref MyGameDataEntityStruct GetGameInfo(EGID id)
+		{
+			return ref GetComponent<MyGameDataEntityStruct>(id);
+		}
+
+        public ref MyGamesSlotEntityViewStruct GetGameViewInfo(EGID id)
+		{
+			return ref GetComponent<MyGamesSlotEntityViewStruct>(new EGID(id.entityID, MyGamesScreenExclusiveGroups.GameSlotGuiEntities));
+		}
+
+		public ref T GetComponent<T>(EGID id) where T: struct, IEntityComponent
+		{
+			return ref entitiesDB.QueryEntity<T>(id);
+		}
+	}
+
+	internal class MyGameDataEntityDescriptor_DamnItFJWhyDidYouMakeThisInternal : GenericEntityDescriptor<MyGameDataEntityStruct> { }
+}

GamecraftModdingAPI/App/StateSyncRegPatch.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Reflection;
+
+using RobocraftX.CR.MainGame;
+using RobocraftX.StateSync;
+
+using HarmonyLib;
+
+namespace GamecraftModdingAPI.App
+{
+	[HarmonyPatch]
+    class StateSyncRegPatch
+    {
+		public static void Postfix(StateSyncRegistrationHelper stateSyncReg)
+		{
+			// register sim/build events engines
+			Game.InitDeterministic(stateSyncReg);
+		}
+
+		[HarmonyTargetMethod]
+		public static MethodBase Target()
+		{
+			return AccessTools.Method(typeof(MainGameCompositionRoot), "DeterministicCompose").MakeGenericMethod(typeof(object));
+		}
+    }
+}

GamecraftModdingAPI/Block.cs

@@ -0,0 +1,369 @@
+using System;
+using System.Reflection;
+using System.Threading.Tasks;
+
+using Svelto.ECS;
+using Svelto.ECS.EntityStructs;
+using RobocraftX.Common;
+using RobocraftX.Blocks;
+using Unity.Mathematics;
+using Unity.Entities;
+using Gamecraft.Blocks.GUI;
+
+using GamecraftModdingAPI.Blocks;
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI
+{
+	/// <summary>
+	/// A single (perhaps scaled) block. Properties may return default values if the block is removed and then setting them is ignored.
+	/// For specific block type operations, use the specialised block classes in the GamecraftModdingAPI.Blocks namespace.
+	/// </summary>
+	public class Block : IEquatable<Block>, IEquatable<EGID>
+	{
+		protected static readonly PlacementEngine PlacementEngine = new PlacementEngine();
+		protected static readonly MovementEngine MovementEngine = new MovementEngine();
+		protected static readonly RotationEngine RotationEngine = new RotationEngine();
+		protected static readonly RemovalEngine RemovalEngine = new RemovalEngine();
+		protected static readonly SignalEngine SignalEngine = new SignalEngine();
+		protected static readonly BlockEventsEngine BlockEventsEngine = new BlockEventsEngine();
+		protected static readonly ScalingEngine ScalingEngine = new ScalingEngine();
+		
+		protected internal static readonly BlockEngine BlockEngine = new BlockEngine();
+
+		/// <summary>
+		/// Place a new block at the given position. If scaled, position means the center of the block. The default block size is 0.2 in terms of position.
+		/// Place blocks next to each other to connect them.
+		/// The placed block will be a complete block with a placement grid and collision which will be saved along with the game.
+		/// <para></para>
+		/// <para>When placing multiple blocks, do not access properties immediately after creation as this
+		/// triggers a sync each time which can affect performance and may cause issues with the game.
+		/// You may either use AsyncUtils.WaitForSubmission() after placing all of the blocks
+		/// or simply access the block properties which will trigger the synchronization the first time a property is used.</para>
+		/// </summary>
+		/// <param name="block">The block's type</param>
+		/// <param name="color">The block's color</param>
+		/// <param name="darkness">The block color's darkness (0-9) - 0 is default color</param>
+		/// <param name="position">The block's position in the grid - default block size is 0.2</param>
+		/// <param name="rotation">The block's rotation in degrees</param>
+		/// <param name="uscale">The block's uniform scale - default scale is 1 (with 0.2 width)</param>
+		/// <param name="scale">The block's non-uniform scale - 0 means <paramref name="uscale"/> is used</param>
+		/// <param name="player">The player who placed the block</param>
+		/// <returns>The placed block or null if failed</returns>
+		public static Block PlaceNew(BlockIDs block, float3 position,
+			float3 rotation = default, BlockColors color = BlockColors.Default, byte darkness = 0,
+			int uscale = 1, float3 scale = default, Player player = null)
+		{
+			if (PlacementEngine.IsInGame && GameState.IsBuildMode())
+			{
+				return new Block(PlacementEngine.PlaceBlock(block, color, darkness,
+					position, uscale, scale, player, rotation));
+			}
+
+			return null;
+		}
+
+		/// <summary>
+		/// Place a new block at the given position. If scaled, position means the center of the block. The default block size is 0.2 in terms of position.
+		/// Place blocks next to each other to connect them.
+		/// The placed block will be a complete block with a placement grid and collision which will be saved along with the game.
+		/// <para></para>
+		/// <para>This method waits for the block to be constructed in the game which may take a significant amount of time.
+		/// Only use this to place a single block.
+		/// For placing multiple blocks, use PlaceNew() then AsyncUtils.WaitForSubmission() when done with placing blocks.</para>
+		/// </summary>
+		/// <param name="block">The block's type</param>
+		/// <param name="color">The block's color</param>
+		/// <param name="darkness">The block color's darkness (0-9) - 0 is default color</param>
+		/// <param name="position">The block's position in the grid - default block size is 0.2</param>
+		/// <param name="rotation">The block's rotation in degrees</param>
+		/// <param name="uscale">The block's uniform scale - default scale is 1 (with 0.2 width)</param>
+		/// <param name="scale">The block's non-uniform scale - 0 means <paramref name="uscale"/> is used</param>
+		/// <param name="player">The player who placed the block</param>
+		/// <returns>The placed block or null if failed</returns>
+		public static async Task<Block> PlaceNewAsync(BlockIDs block, float3 position,
+			float3 rotation = default, BlockColors color = BlockColors.Default, byte darkness = 0,
+			int uscale = 1, float3 scale = default, Player player = null)
+		{
+			if (PlacementEngine.IsInGame && GameState.IsBuildMode())
+			{
+				try
+				{
+					var ret = new Block(PlacementEngine.PlaceBlock(block, color, darkness,
+						position, uscale, scale, player, rotation));
+					await AsyncUtils.WaitForSubmission();
+					return ret;
+				}
+				catch (Exception e)
+				{
+					Logging.MetaDebugLog(e);
+				}
+			}
+
+			return null;
+		}
+
+		/// <summary>
+		/// Returns the most recently placed block.
+		/// </summary>
+		/// <returns>The block object</returns>
+		public static Block GetLastPlacedBlock()
+		{
+			return new Block(BlockIdentifiers.LatestBlockID);
+		}
+
+		/// <summary>
+		/// An event that fires each time a block is placed.
+		/// </summary>
+		public static event EventHandler<BlockPlacedRemovedEventArgs> Placed
+		{
+			add => BlockEventsEngine.Placed += value;
+			remove => BlockEventsEngine.Placed -= value;
+		}
+
+		/// <summary>
+		/// An event that fires each time a block is removed.
+		/// </summary>
+		public static event EventHandler<BlockPlacedRemovedEventArgs> Removed
+		{
+			add => BlockEventsEngine.Removed += value;
+			remove => BlockEventsEngine.Removed -= value;
+		}
+
+		public Block(EGID id)
+		{
+			Id = id;
+		}
+
+		/// <summary>
+		/// This overload searches for the correct group the block is in.
+		/// It will throw an exception if the block doesn't exist.
+		/// Use the EGID constructor where possible or subclasses of Block as those specify the group.
+		/// </summary>
+		public Block(uint id)
+		{
+			Id = BlockEngine.FindBlockEGID(id) ?? throw new BlockTypeException("Could not find the appropriate group for the block. The block probably doesn't exist or hasn't been submitted.");
+		}
+
+		public EGID Id { get; }
+
+		/// <summary>
+		/// The block's current position or zero if the block no longer exists.
+		/// A block is 0.2 wide by default in terms of position.
+		/// </summary>
+		public float3 Position
+		{
+			get => Exists ? MovementEngine.GetPosition(Id) : float3.zero;
+			set
+			{
+				if (Exists) MovementEngine.MoveBlock(Id, value);
+			}
+		}
+
+		/// <summary>
+		/// The block's current rotation in degrees or zero if the block doesn't exist.
+		/// </summary>
+		public float3 Rotation
+		{
+			get => Exists ? RotationEngine.GetRotation(Id) : float3.zero;
+			set
+			{
+				if (Exists) RotationEngine.RotateBlock(Id, value);
+			}
+		}
+
+		/// <summary>
+		/// The block's non-uniform scale or zero if the block's invalid. Independent of the uniform scaling.
+		/// The default scale of 1 means 0.2 in terms of position.
+		/// </summary>
+		public float3 Scale
+		{
+			get => BlockEngine.GetBlockInfo<ScalingEntityStruct>(Id).scale;
+			set
+			{
+				if (!Exists) return; //UpdateCollision needs the block to exist
+				ref var scaling = ref BlockEngine.GetBlockInfo<ScalingEntityStruct>(Id);
+				scaling.scale = value;
+				ScalingEngine.UpdateCollision(Id);
+			}
+		}
+
+		/// <summary>
+		/// The block's uniform scale or zero if the block's invalid. Also sets the non-uniform scale.
+		/// The default scale of 1 means 0.2 in terms of position.
+		/// </summary>
+		public int UniformScale
+		{
+			get => BlockEngine.GetBlockInfo<UniformBlockScaleEntityStruct>(Id).scaleFactor;
+			set
+			{
+				ref var scaleStruct = ref BlockEngine.GetBlockInfo<UniformBlockScaleEntityStruct>(Id);
+				scaleStruct.scaleFactor = value;
+				Scale = new float3(value, value, value);
+			}
+		}
+
+		/// <summary>
+		/// The block's type (ID). Returns BlockIDs.Invalid if the block doesn't exist anymore.
+		/// </summary>
+		public BlockIDs Type
+		{
+			get
+			{
+				var id = (BlockIDs) BlockEngine.GetBlockInfo<DBEntityStruct>(Id, out var exists).DBID;
+				return exists ? id : BlockIDs.Invalid;
+			}
+		}
+
+		/// <summary>
+		/// The block's color. Returns BlockColors.Default if the block no longer exists.
+		/// </summary>
+		public BlockColor Color
+		{
+			get
+			{
+				byte index = BlockEngine.GetBlockInfo<ColourParameterEntityStruct>(Id, out var exists).indexInPalette;
+				if (!exists) index = byte.MaxValue;
+				return new BlockColor(index);
+			}
+			set
+			{
+				ref var color = ref BlockEngine.GetBlockInfo<ColourParameterEntityStruct>(Id);
+				color.indexInPalette = (byte)(value.Color + value.Darkness * 10);
+				color.overridePaletteColour = false;
+				color.needsUpdate = true;
+				BlockEngine.SetBlockColorFromPalette(ref color);
+			}
+		}
+
+		/// <summary>
+		/// The block's exact color. Gets reset to the palette color (Color property) after reentering the game.
+		/// </summary>
+		public float4 CustomColor
+		{
+			get => BlockEngine.GetBlockInfo<ColourParameterEntityStruct>(Id).overriddenColour;
+			set
+			{
+				ref var color = ref BlockEngine.GetBlockInfo<ColourParameterEntityStruct>(Id);
+				color.overriddenColour = value;
+				color.overridePaletteColour = true;
+				color.needsUpdate = true;
+			}
+		}
+
+		/// <summary>
+		/// The short text displayed on the block if applicable, or null.
+		/// Setting it is temporary to the session, it won't be saved.
+		/// </summary>
+		public string Label
+		{
+			get => BlockEngine.GetBlockInfo<TextLabelEntityViewStruct>(Id).textLabelComponent?.text;
+			set
+			{
+				ref var text = ref BlockEngine.GetBlockInfo<TextLabelEntityViewStruct>(Id);
+				if (text.textLabelComponent != null) text.textLabelComponent.text = value;
+			}
+		}
+
+		/// <summary>
+		/// Whether the block exists. The other properties will return a default value if the block doesn't exist.
+		/// </summary>
+		public bool Exists => BlockEngine.BlockExists(Id);
+
+		/// <summary>
+		/// Returns an array of blocks that are connected to this one. Returns an empty array if the block doesn't exist.
+		/// </summary>
+		public Block[] GetConnectedCubes() => BlockEngine.GetConnectedBlocks(Id);
+
+		/// <summary>
+		/// Removes this block.
+		/// </summary>
+		/// <returns>True if the block exists and could be removed.</returns>
+		public bool Remove() => RemovalEngine.RemoveBlock(Id);
+
+		/// <summary>
+		/// Returns the rigid body of the cluster of blocks this one belongs to during simulation.
+		/// Can be used to apply forces or move the block around while the simulation is running.
+		/// </summary>
+		/// <returns>The SimBody of the cluster or null if the block doesn't exist.</returns>
+		public SimBody GetSimBody()
+		{
+			uint id = BlockEngine.GetBlockInfo<GridConnectionsEntityStruct>(Id, out var exists).machineRigidBodyId;
+			return exists ? new SimBody(id) : null;
+		}
+
+		public override string ToString()
+		{
+			return $"{nameof(Id)}: {Id}, {nameof(Position)}: {Position}, {nameof(Type)}: {Type}, {nameof(Color)}: {Color}, {nameof(Exists)}: {Exists}";
+		}
+
+		public bool Equals(Block other)
+		{
+			if (ReferenceEquals(null, other)) return false;
+			if (ReferenceEquals(this, other)) return true;
+			return Id.Equals(other.Id);
+		}
+		
+		public bool Equals(EGID other)
+		{
+			return Id.Equals(other);
+		}
+
+		public override bool Equals(object obj)
+		{
+			if (ReferenceEquals(null, obj)) return false;
+			if (ReferenceEquals(this, obj)) return true;
+			if (obj.GetType() != this.GetType()) return false;
+			return Equals((Block) obj);
+		}
+
+		public override int GetHashCode()
+		{
+			return Id.GetHashCode();
+		}
+
+		public static void Init()
+		{
+			GameEngineManager.AddGameEngine(PlacementEngine);
+			GameEngineManager.AddGameEngine(MovementEngine);
+			GameEngineManager.AddGameEngine(RotationEngine);
+			GameEngineManager.AddGameEngine(RemovalEngine);
+			GameEngineManager.AddGameEngine(BlockEngine);
+			GameEngineManager.AddGameEngine(BlockEventsEngine);
+			GameEngineManager.AddGameEngine(ScalingEngine);
+		}
+
+        /// <summary>
+        /// Convert the block to a specialised block class.
+        /// </summary>
+        /// <returns>The block.</returns>
+        /// <typeparam name="T">The specialised block type.</typeparam>
+		public T Specialise<T>() where T : Block
+		{
+			// What have I gotten myself into?
+			// C# can't cast to a child of Block unless the object was originally that child type
+			// And C# doesn't let me make implicit cast operators for child types
+			// So thanks to Microsoft, we've got this horrible implementation using reflection
+			ConstructorInfo ctor = typeof(T).GetConstructor(types: new System.Type[] { typeof(EGID) });
+			if (ctor == null)
+			{
+				throw new BlockSpecializationException("Specialized block constructor does not accept an EGID");
+			}
+			return (T)ctor.Invoke(new object[] { Id });
+		}
+
+#if DEBUG
+		public static EntitiesDB entitiesDB
+		{
+			get
+			{
+				return BlockEngine.GetEntitiesDB();
+			}
+		}
+#endif
+		internal static void Setup(World physicsWorld)
+		{
+			ScalingEngine.Setup(physicsWorld.EntityManager);
+		}
+	}
+}

GamecraftModdingAPI/Blocks/BlockColor.cs

@@ -0,0 +1,51 @@
+namespace GamecraftModdingAPI.Blocks
+{
+    public struct BlockColor
+    {
+        public BlockColors Color;
+        public byte Darkness;
+
+        public BlockColor(byte index)
+        {
+            if (index == byte.MaxValue)
+            {
+                Color = BlockColors.Default;
+                Darkness = 0;
+            }
+            else
+            {
+                Color = (BlockColors) (index % 10);
+                Darkness = (byte) (index / 10);
+            }
+        }
+
+        public BlockColor(BlockColors color, byte darkness)
+        {
+            Color = color;
+            Darkness = darkness;
+        }
+
+        public override string ToString()
+        {
+            return $"{nameof(Color)}: {Color}, {nameof(Darkness)}: {Darkness}";
+        }
+    }
+
+    /// <summary>
+    /// Preset block colours
+    /// </summary>
+    public enum BlockColors
+    {
+        Default = byte.MaxValue,
+        White = 0,
+        Pink,
+        Purple,
+        Blue,
+        Aqua,
+        Green,
+        Lime,
+        Yellow,
+        Orange,
+        Red
+    }
+}

GamecraftModdingAPI/Blocks/BlockEngine.cs

@@ -0,0 +1,204 @@
+using System.Collections.Generic;
+
+using Gamecraft.Wires;
+using RobocraftX.Blocks;
+using RobocraftX.Common;
+using RobocraftX.GUI.Hotbar.Colours;
+using RobocraftX.Physics;
+using RobocraftX.Scene.Simulation;
+using Svelto.DataStructures;
+using Svelto.ECS;
+
+using GamecraftModdingAPI.Engines;
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Blocks
+{
+	/// <summary>
+	/// Engine for executing general block actions
+	/// </summary>
+	public class BlockEngine : IApiEngine
+	{
+		public string Name { get; } = "GamecraftModdingAPIBlockGameEngine";
+
+		public EntitiesDB entitiesDB { set; private get; }
+
+		public bool isRemovable => false;
+
+		internal bool Synced = true;
+
+		public void Dispose()
+		{
+		}
+
+		public void Ready()
+		{
+		}
+
+		public Block[] GetConnectedBlocks(EGID blockID)
+		{
+			if (!BlockExists(blockID)) return new Block[0];
+			Stack<EGID> cubeStack = new Stack<EGID>();
+			FasterList<EGID> cubes = new FasterList<EGID>(10);
+			var coll = entitiesDB.QueryEntities<GridConnectionsEntityStruct>();
+			foreach (var (ecoll, _) in coll)
+			foreach (ref var conn in ecoll)
+				conn.isProcessed = false;
+
+			ConnectedCubesUtility.TreeTraversal.GetConnectedCubes(entitiesDB, blockID, cubeStack, cubes,
+				(in GridConnectionsEntityStruct g) => { return false; });
+
+			var ret = new Block[cubes.count];
+			for (int i = 0; i < cubes.count; i++)
+				ret[i] = new Block(cubes[i]);
+			return ret;
+		}
+
+		public void SetBlockColorFromPalette(ref ColourParameterEntityStruct color)
+		{
+			ref var paletteEntry = ref entitiesDB.QueryEntity<PaletteEntryEntityStruct>(color.indexInPalette,
+				CommonExclusiveGroups.COLOUR_PALETTE_GROUP);
+			color.paletteColour = paletteEntry.Colour;
+		}
+
+		/// <summary>
+		/// Get a struct of a block. Can be used to set properties.
+		/// Returns a default value if not found.
+		/// </summary>
+		/// <param name="blockID">The block's ID</param>
+		/// <typeparam name="T">The struct to query</typeparam>
+		/// <returns>An editable reference to the struct</returns>
+		public ref T GetBlockInfo<T>(EGID blockID) where T : struct, IEntityComponent
+		{
+			if (!Synced)
+			{
+				Sync();
+				Synced = true;
+			}
+			if (entitiesDB.Exists<T>(blockID))
+				return ref entitiesDB.QueryEntity<T>(blockID);
+			T[] structHolder = new T[1]; //Create something that can be referenced
+			return ref structHolder[0]; //Gets a default value automatically
+		}
+
+		/// <summary>
+		/// Get a struct of a block. Can be used to set properties.
+		/// Returns a default value if not found.
+		/// </summary>
+		/// <param name="blockID">The block's ID</param>
+		/// <param name="exists">Whether the specified struct exists for the block</param>
+		/// <typeparam name="T">The struct to query</typeparam>
+		/// <returns>An editable reference to the struct</returns>
+		public ref T GetBlockInfo<T>(EGID blockID, out bool exists) where T : struct, IEntityComponent
+		{
+			if (!Synced)
+			{
+				Sync();
+				Synced = true;
+			}
+			exists = entitiesDB.Exists<T>(blockID);
+			if (exists)
+				return ref entitiesDB.QueryEntity<T>(blockID);
+			T[] structHolder = new T[1];
+			return ref structHolder[0];
+		}
+
+		public bool BlockExists(EGID id)
+		{
+			if (!Synced)
+            {
+                Sync();
+                Synced = true;
+            }
+			return entitiesDB.Exists<DBEntityStruct>(id);
+		}
+
+		public bool GetBlockInfoExists<T>(EGID blockID) where T : struct, IEntityComponent
+		{
+			if (!Synced)
+            {
+                Sync();
+                Synced = true;
+            }
+			return entitiesDB.Exists<T>(blockID);
+		}
+
+		public SimBody[] GetSimBodiesFromID(byte id)
+		{
+			var ret = new FasterList<SimBody>(4);
+			if (!entitiesDB.HasAny<ObjectIdEntityStruct>(CommonExclusiveGroups.BUILD_OBJID_BLOCK_GROUP))
+				return new SimBody[0];
+			var oids = entitiesDB.QueryEntities<ObjectIdEntityStruct>(CommonExclusiveGroups.BUILD_OBJID_BLOCK_GROUP);
+			var connections = entitiesDB.QueryMappedEntities<GridConnectionsEntityStruct>(CommonExclusiveGroups.BUILD_OBJID_BLOCK_GROUP);
+			foreach (ref ObjectIdEntityStruct oid in oids)
+			{
+				if (oid.objectId != id) continue;
+				var rid = connections.Entity(oid.ID.entityID).machineRigidBodyId;
+				foreach (var rb in ret)
+				{
+					if (rb.Id.entityID == rid)
+						goto DUPLICATE; //Multiple Object Identifiers on one rigid body
+				}
+				ret.Add(new SimBody(rid));
+				DUPLICATE: ;
+			}
+			return ret.ToArray();
+		}
+
+		public ObjectIdentifier[] GetObjectIDsFromID(byte id, bool sim)
+		{
+			var ret = new FasterList<ObjectIdentifier>(4);
+			if (!entitiesDB.HasAny<ObjectIdEntityStruct>(CommonExclusiveGroups.BUILD_OBJID_BLOCK_GROUP))
+				return new ObjectIdentifier[0];
+			var oids = entitiesDB.QueryEntities<ObjectIdEntityStruct>(CommonExclusiveGroups.BUILD_OBJID_BLOCK_GROUP);
+			foreach (ref ObjectIdEntityStruct oid in oids)
+				if (sim ? oid.simObjectId == id : oid.objectId == id)
+					ret.Add(new ObjectIdentifier(oid.ID));
+			return ret.ToArray();
+		}
+
+		public SimBody[] GetConnectedSimBodies(uint id)
+		{
+			var joints = entitiesDB.QueryEntities<JointEntityStruct>(MachineSimulationGroups.JOINTS_GROUP);
+			var list = new FasterList<SimBody>(4);
+			foreach (var joint in joints)
+			{
+				if (joint.jointState == JointState.Broken) continue;
+				if (joint.connectedEntityA == id) list.Add(new SimBody(joint.connectedEntityB));
+				else if (joint.connectedEntityB == id) list.Add(new SimBody(joint.connectedEntityA));
+			}
+
+			return list.ToArray();
+		}
+
+		public EGID? FindBlockEGID(uint id)
+		{
+			var groups = entitiesDB.FindGroups<DBEntityStruct>();
+			foreach (ExclusiveGroupStruct group in groups)
+			{
+				if (entitiesDB.Exists<DBEntityStruct>(id, group))
+					return new EGID(id, group);
+			}
+
+			return null;
+		}
+
+		/// <summary>
+		/// Synchronize newly created entity components with entities DB.
+		/// This forces a partial game tick, so it may be slow.
+		/// This also has the potential to make Gamecraft unstable.
+		/// Use this sparingly.
+		/// </summary>
+		private static void Sync()
+		{
+			DeterministicStepCompositionRootPatch.SubmitEntitiesNow();
+		}
+
+#if DEBUG
+		public EntitiesDB GetEntitiesDB()
+		{
+			return entitiesDB;
+		}
+#endif
+	}
+}

GamecraftModdingAPI/Blocks/BlockEventsEngine.cs

@@ -0,0 +1,42 @@
+using System;
+using GamecraftModdingAPI.Engines;
+using GamecraftModdingAPI.Utility;
+using RobocraftX.Common;
+using Svelto.ECS;
+
+namespace GamecraftModdingAPI.Blocks
+{
+    public class BlockEventsEngine : IReactionaryEngine<DBEntityStruct>
+    {
+        public event EventHandler<BlockPlacedRemovedEventArgs> Placed;
+        public event EventHandler<BlockPlacedRemovedEventArgs> Removed;
+
+        public void Ready()
+        {
+        }
+
+        public EntitiesDB entitiesDB { get; set; }
+        public void Dispose()
+        {
+        }
+
+        public string Name { get; } = "GamecraftModdingAPIBlockEventsEngine";
+        public bool isRemovable { get; } = false;
+
+        public void Add(ref DBEntityStruct entityComponent, EGID egid)
+        {
+            ExceptionUtil.InvokeEvent(Placed, this, new BlockPlacedRemovedEventArgs {ID = egid, Type = (BlockIDs) entityComponent.DBID});
+        }
+
+        public void Remove(ref DBEntityStruct entityComponent, EGID egid)
+        {
+            ExceptionUtil.InvokeEvent(Removed, this, new BlockPlacedRemovedEventArgs {ID = egid, Type = (BlockIDs) entityComponent.DBID});
+        }
+    }
+
+    public struct BlockPlacedRemovedEventArgs
+    {
+        public EGID ID;
+        public BlockIDs Type;
+    }
+}

GamecraftModdingAPI/Blocks/BlockExceptions.cs

@@ -1,10 +1,10 @@
 using System;
 
-using TechbloxModdingAPI;
+using GamecraftModdingAPI;
 
-namespace TechbloxModdingAPI.Blocks
+namespace GamecraftModdingAPI.Blocks
 {
-	public class BlockException : TechbloxModdingAPIException
+	public class BlockException : GamecraftModdingAPIException
 	{
 		public BlockException()
 		{
@@ -40,26 +40,4 @@ namespace TechbloxModdingAPI.Blocks
 		{
 		}
 	}
-
-	public class WiringException : BlockException
-	{
-		public WiringException()
-		{
-		}
-
-		public WiringException(string message) : base(message)
-		{
-		}
-	}
-
-	public class WireInvalidException : WiringException
-	{
-		public WireInvalidException()
-		{
-		}
-
-		public WireInvalidException(string message) : base(message)
-		{
-		}
-	}
 }

GamecraftModdingAPI/Blocks/BlockIDs.cs

@@ -0,0 +1,270 @@
+namespace GamecraftModdingAPI.Blocks
+{
+    /// <summary>
+    /// Possible block types
+    /// </summary>
+    public enum BlockIDs : ushort
+    {
+        /// <summary>
+        /// A custom value for the API. Doesn't exist for Gamecraft.
+        /// </summary>
+        Invalid = ushort.MaxValue,
+        AluminiumCube = 0,
+        AxleS,
+        HingeS = 3,
+        MotorS,
+        HingeM,
+        MotorM,
+        TyreM,
+        AxleM,
+        IronCube,
+        RubberCube,
+        OiledCube,
+        AluminiumConeSegment, //12
+        AluminiumCorner,
+        AluminiumRoundedCorner,
+        AluminiumSlicedCube,
+        AluminiumRoundedSlicedCube,
+        AluminiumCylinder,
+        AluminiumPyramidSegment,
+        AluminiumSlope,
+        AluminiumRoundedSlope,
+        AluminiumSphere,
+        RubberConeSegment, //22
+        RubberCorner,
+        RubberRoundedCorner,
+        RubberSlicedCube,
+        RubberRoundedSlicedCube,
+        RubberCylinder,
+        RubberPyramidSegment,
+        RubberSlope,
+        RubberRoundedSlope,
+        RubberSphere,
+        OiledConeSegment, //32
+        OiledCorner,
+        OiledRoundedCorner,
+        OiledSlicedCube,
+        OiledRoundedSlicedCube,
+        OiledCylinder,
+        OiledPyramidSegment,
+        OiledSlope,
+        OiledRoundedSlope,
+        OiledSphere,
+        IronConeSegment, //42
+        IronCorner,
+        IronRoundedCorner,
+        IronSlicedCube,
+        IronRoundedSlicedCube,
+        IronCylinder,
+        IronPyramidSegment,
+        IronSlope,
+        IronRoundedSlope,
+        IronSphere,
+        GlassCube, //52
+        GlassSlicedCube,
+        GlassSlope,
+        GlassCorner,
+        GlassPyramidSegment,
+        GlassRoundedSlicedCube,
+        GlassRoundedSlope,
+        GlassRoundedCorner,
+        GlassConeSegment,
+        GlassCylinder,
+        GlassSphere,
+        Lever, //63 - two IDs skipped
+        PlayerSpawn = 66, //Crashes without special handling
+        SmallSpawn,
+        MediumSpawn,
+        LargeSpawn,
+        BallJoint,
+        UniversalJoint,
+        ServoAxle,
+        ServoHinge,
+        StepperAxle,
+        StepperHinge,
+        TelescopicJoint,
+        DampedSpring,
+        ServoPiston,
+        StepperPiston,
+        PneumaticPiston,
+        PneumaticHinge,
+        PneumaticAxle, //82
+        PilotSeat = 90, //Might crash
+        PassengerSeat,
+        PilotControls,
+        GrassCube,
+        DirtCube,
+        GrassConeSegment,
+        GrassCorner,
+        GrassRoundedCorner,
+        GrassSlicedCube,
+        GrassRoundedSlicedCube,
+        GrassPyramidSegment,
+        GrassSlope,
+        GrassRoundedSlope,
+        DirtConeSegment,
+        DirtCorner,
+        DirtRoundedCorner,
+        DirtSlicedCube,
+        DirtRoundedSlicedCube,
+        DirtPyramidSegment,
+        DirtSlope,
+        DirtRoundedSlope,
+        RubberHemisphere,
+        AluminiumHemisphere,
+        GrassInnerCornerBulged,
+        DirtInnerCornerBulged,
+        IronHemisphere,
+        OiledHemisphere,
+        GlassHemisphere,
+        TyreS,
+        ThreeWaySwitch,
+        Dial, //120
+        CharacterOnEnterTrigger, //Probably crashes
+        CharacterOnLeaveTrigger,
+        CharacterOnStayTrigger,
+        ObjectOnEnterTrigger,
+        ObjectOnLeaveTrigger,
+        ObjectOnStayTrigger,
+        Button,
+        Switch,
+        TextBlock, //Brings up a screen
+        ConsoleBlock, //Brings up a screen
+        Door,
+        GlassDoor,
+        PoweredDoor,
+        PoweredGlassDoor,
+        AluminiumTubeCorner,
+        IronTubeCorner,
+        WoodCube,
+        WoodSlicedCube,
+        WoodSlope,
+        WoodCorner,
+        WoodPyramidSegment,
+        WoodConeSegment,
+        WoodRoundedSlicedCube,
+        WoodRoundedSlope,
+        WoodRoundedCorner,
+        WoodCylinder,
+        WoodHemisphere,
+        WoodSphere,
+        BrickCube, //149
+        BrickSlicedCube = 151,
+        BrickSlope,
+        BrickCorner,
+        ConcreteCube,
+        ConcreteSlicedCube,
+        ConcreteSlope,
+        ConcreteCorner,
+        RoadCarTyre,
+        OffRoadCarTyre,
+        RacingCarTyre,
+        BicycleTyre,
+        FrontBikeTyre,
+        RearBikeTyre,
+        ChopperBikeTyre,
+        TractorTyre,
+        MonsterTruckTyre,
+        MotocrossBikeTyre,
+        CartTyre, //168
+        ObjectIdentifier,
+        ANDLogicBlock,
+        NANDLogicBlock,
+        NORLogicBlock,
+        NOTLogicBlock,
+        ORLogicBlock,
+        XNORLogicBlock,
+        XORLogicBlock,
+        AbsoluteMathsBlock,
+        AdderMathsBlock,
+        DividerMathsBlock,
+        SignMathsBlock, //180
+        MaxMathsBlock,
+        MinMathsBlock,
+        MultiplierMathsBlock,
+        SubtractorMathsBlock,
+        SimpleConnector,
+        MeanMathsBlock,
+        Bit,
+        Counter,
+        Timer,
+        ObjectFilter,
+        PlayerFilter,
+        TeamFilter,
+        Number2Text, //193
+        BeachTree1 = 200,
+        BeachTree2,
+        BeachTree3,
+        Rock1,
+        Rock2,
+        Rock3,
+        Rock4,
+        BirchTree1,
+        BirchTree2,
+        BirchTree3,
+        PineTree1,
+        PineTree2,
+        PineTree3,
+        Flower1,
+        Flower2,
+        Flower3,
+        Shrub1,
+        Shrub2,
+        Shrub3,
+        CliffCube,
+        CliffSlicedCorner,
+        CliffCornerA,
+        CliffCornerB,
+        CliffSlopeA,
+        CliffSlopeB,
+        GrassEdge,
+        GrassEdgeInnerCorner,
+        GrassEdgeCorner,
+        GrassEdgeSlope,
+        CentreHUD,
+        ObjectiveHUD,
+        GameStatsHUD, //231
+        GameOverBlock,
+        SFXBlockGameplay=240,
+        SFXBlock8Bit,
+        SFXBlockInstrument,
+        SFXBlockSciFi,
+        SFXBlockLoops,
+        SFXBlockVocal,
+        MovementConstrainer, //246
+        RotationConstrainer,
+        AdvancedMovementDampener,
+        AdvancedRotationDampener,
+        Mover = 250,
+        Rotator,
+        MovementDampener,
+        RotationDampener,
+        AdvancedMover,
+        AdvancedRotator,
+        MusicBlock, //256
+        PlasmaCannonBlock,
+        MagmaRockCube=777,
+        MagmaRockCubeSliced,
+        MagmaRockSlope,
+        MagmaRockCorner,
+        MagmaRockPyramidSegment,
+        MagmaRockConeSegment,
+        MagmaRockSlicedRounded,
+        MagmaRockSlopeRounded,
+        MagmaRockCornerRounded,
+        HexNetCube,
+        HexNetCubeSliced,
+        HexNetSlope,
+        HexNetCorner,
+        HexNetPyramidSegment,
+        HexNetConeSegment,
+        HexNetSlicedRounded,
+        HexNetSlopeRounded,
+        HexNetCornerRounded, //794
+        MagmaRockBulgedInner,
+        HexNetCylinder=797,
+        HexNetHemisphere,
+        HexNetSphere,
+        HexNetTubeCorner //800
+    }
+}

GamecraftModdingAPI/Blocks/BlockIdentifiers.cs

@@ -0,0 +1,42 @@
+using Svelto.ECS;
+using RobocraftX.Common;
+
+using HarmonyLib;
+
+namespace GamecraftModdingAPI.Blocks
+{
+    /// <summary>
+    /// ExclusiveGroups and IDs used with blocks
+    /// </summary>
+    public static class BlockIdentifiers
+    {
+        /// <summary>
+        /// Blocks placed by the player
+        /// </summary> - TODO
+        //public static ExclusiveGroup OWNED_BLOCKS { get { return CommonExclusiveGroups.REAL_BLOCKS_GROUPS_DON_T_USE_IN_NEW_CODE; } }
+
+        /// <summary>
+        /// Extra parts used in functional blocks
+        /// </summary>
+        public static ExclusiveGroup FUNCTIONAL_BLOCK_PARTS { get { return CommonExclusiveGroups.FUNCTIONAL_BLOCK_PART_GROUP; } }
+
+        /// <summary>
+        /// Blocks which are disabled in Simulation mode
+        /// </summary>
+        public static ExclusiveGroup SIM_BLOCKS_DISABLED { get { return CommonExclusiveGroups.DISABLED_JOINTS_IN_SIM_GROUP; } }
+
+        //public static ExclusiveGroup SPAWN_POINTS { get { return CommonExclusiveGroups.SPAWN_POINTS_GROUP; } }
+
+        //public static ExclusiveGroup SPAWN_POINTS_DISABLED {  get { return CommonExclusiveGroups.SPAWN_POINTS_DISABLED_GROUP; } }
+
+        /// <summary>
+        /// The ID of the most recently placed block
+        /// </summary>
+        public static uint LatestBlockID {
+            get
+            { //Need the private field as the property increments itself
+				return ((uint) AccessTools.Field(typeof(CommonExclusiveGroups), "_nextBlockEntityID").GetValue(null)) - 1;
+            }
+        }
+    }
+}

GamecraftModdingAPI/Blocks/BlockTests.cs

@@ -0,0 +1,77 @@
+using System;
+
+using GamecraftModdingAPI;
+using GamecraftModdingAPI.Tests;
+
+namespace GamecraftModdingAPI.Blocks
+{
+#if TEST
+    /// <summary>
+    /// Block test cases. Not accessible in release versions.
+    /// </summary>
+	[APITestClass]
+	public static class BlockTests
+	{
+		[APITestCase(TestType.EditMode)]
+        public static void TestPlaceNew()
+		{
+			Block newBlock = Block.PlaceNew(BlockIDs.AluminiumCube, Unity.Mathematics.float3.zero);
+			Assert.NotNull(newBlock.Id, "Newly placed block is missing Id. This should be populated when the block is placed.", "Newly placed block Id is not null, block successfully placed.");
+		}
+
+		[APITestCase(TestType.EditMode)]
+        public static void TestSync()
+        {
+            Block newBlock = Block.PlaceNew(BlockIDs.AluminiumCube, Unity.Mathematics.float3.zero + 2);
+			if (!Assert.CloseTo(newBlock.Position, (Unity.Mathematics.float3.zero + 2), $"Newly placed block at {newBlock.Position} is expected at {Unity.Mathematics.float3.zero + 2}.", "Newly placed block position matches.")) return;
+			Assert.Equal(newBlock.Exists, true, "Newly placed block does not exist, possibly because Sync() skipped/missed/failed.", "Newly placed block exists, Sync() successful.");
+        }
+
+		[APITestCase(TestType.EditMode)]
+        public static void TestTextBlock()
+		{
+			Block newBlock = Block.PlaceNew(BlockIDs.TextBlock, Unity.Mathematics.float3.zero + 1);
+			TextBlock textBlock = null; // Note: the assignment operation is a lambda, which slightly confuses the compiler
+			Assert.Errorless(() => { textBlock = newBlock.Specialise<TextBlock>(); }, "Block.Specialize<TextBlock>() raised an exception: ", "Block.Specialize<TextBlock>() completed without issue.");
+			if (!Assert.NotNull(textBlock, "Block.Specialize<TextBlock>() returned null, possibly because it failed silently.", "Specialized TextBlock is not null.")) return;
+			if (!Assert.NotNull(textBlock.Text, "TextBlock.Text is null, possibly because it failed silently.", "TextBlock.Text is not null.")) return;
+			if (!Assert.NotNull(textBlock.TextBlockId, "TextBlock.TextBlockId is null, possibly because it failed silently.", "TextBlock.TextBlockId is not null.")) return;
+		}
+
+		[APITestCase(TestType.EditMode)]
+        public static void TestMotor()
+        {
+			Block newBlock = Block.PlaceNew(BlockIDs.MotorS, Unity.Mathematics.float3.zero + 1);
+			Motor b = null; // Note: the assignment operation is a lambda, which slightly confuses the compiler
+			Assert.Errorless(() => { b = newBlock.Specialise<Motor>(); }, "Block.Specialize<Motor>() raised an exception: ", "Block.Specialize<Motor>() completed without issue.");
+            if (!Assert.NotNull(b, "Block.Specialize<Motor>() returned null, possibly because it failed silently.", "Specialized Motor is not null.")) return;
+			if (!Assert.CloseTo(b.Torque, 75f, $"Motor.Torque {b.Torque} does not equal default value, possibly because it failed silently.", "Motor.Torque close enough to default.")) return;
+			if (!Assert.CloseTo(b.TopSpeed, 30f, $"Motor.TopSpeed {b.TopSpeed} does not equal default value, possibly because it failed silently.", "Motor.Torque is close enough to default.")) return;
+			if (!Assert.Equal(b.Reverse, false, $"Motor.Reverse {b.Reverse} does not equal default value, possibly because it failed silently.", "Motor.Reverse is default.")) return;
+        }
+
+		[APITestCase(TestType.EditMode)]
+        public static void TestPiston()
+        {
+			Block newBlock = Block.PlaceNew(BlockIDs.PneumaticPiston, Unity.Mathematics.float3.zero + 1);
+            Piston b = null; // Note: the assignment operation is a lambda, which slightly confuses the compiler
+			Assert.Errorless(() => { b = newBlock.Specialise<Piston>(); }, "Block.Specialize<Piston>() raised an exception: ", "Block.Specialize<Piston>() completed without issue.");
+            if (!Assert.NotNull(b, "Block.Specialize<Piston>() returned null, possibly because it failed silently.", "Specialized Piston is not null.")) return;
+			if (!Assert.CloseTo(b.MaximumExtension, 1.01f, $"Piston.MaximumExtension {b.MaximumExtension} does not equal default value, possibly because it failed silently.", "Piston.MaximumExtension is close enough to default.")) return;
+			if (!Assert.CloseTo(b.MaximumForce, 750f, $"Piston.MaximumForce {b.MaximumForce} does not equal default value, possibly because it failed silently.", "Piston.MaximumForce is close enough to default.")) return;
+        }
+
+		[APITestCase(TestType.EditMode)]
+        public static void TestServo()
+        {
+			Block newBlock = Block.PlaceNew(BlockIDs.ServoAxle, Unity.Mathematics.float3.zero + 1);
+            Servo b = null; // Note: the assignment operation is a lambda, which slightly confuses the compiler
+			Assert.Errorless(() => { b = newBlock.Specialise<Servo>(); }, "Block.Specialize<Servo>() raised an exception: ", "Block.Specialize<Servo>() completed without issue.");
+            if (!Assert.NotNull(b, "Block.Specialize<Servo>() returned null, possibly because it failed silently.", "Specialized Servo is not null.")) return;
+			if (!Assert.CloseTo(b.MaximumAngle, 180f, $"Servo.MaximumAngle {b.MaximumAngle} does not equal default value, possibly because it failed silently.", "Servo.MaximumAngle is close enough to default.")) return;
+			if (!Assert.CloseTo(b.MinimumAngle, -180f, $"Servo.MinimumAngle {b.MinimumAngle} does not equal default value, possibly because it failed silently.", "Servo.MinimumAngle is close enough to default.")) return;
+			if (!Assert.CloseTo(b.MaximumForce, 750f, $"Servo.MaximumForce {b.MaximumForce} does not equal default value, possibly because it failed silently.", "Servo.MaximumForce is close enough to default.")) return;
+        }
+	}
+#endif
+}

GamecraftModdingAPI/Blocks/ConsoleBlock.cs

@@ -0,0 +1,90 @@
+using System;
+
+using RobocraftX.Blocks;
+using RobocraftX.Common;
+using Svelto.ECS;
+using Unity.Mathematics;
+
+using GamecraftModdingAPI;
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Blocks
+{
+	public class ConsoleBlock : Block
+    {
+		public static ConsoleBlock PlaceNew(float3 position,
+            float3 rotation = default, BlockColors color = BlockColors.Default, byte darkness = 0,
+            int uscale = 1, float3 scale = default, Player player = null)
+        {
+	        if (PlacementEngine.IsInGame && GameState.IsBuildMode())
+	        {
+		        EGID id = PlacementEngine.PlaceBlock(BlockIDs.ConsoleBlock, color, darkness,
+			        position, uscale, scale, player, rotation);
+		        return new ConsoleBlock(id);
+	        }
+
+	        return null;
+        }
+
+		public ConsoleBlock(EGID id): base(id)
+        {
+			if (!BlockEngine.GetBlockInfoExists<ConsoleBlockEntityStruct>(this.Id))
+			{
+				throw new BlockTypeException($"Block is not a {this.GetType().Name} block");
+			}
+        }
+
+		public ConsoleBlock(uint id): base(new EGID(id, CommonExclusiveGroups.BUILD_CONSOLE_BLOCK_GROUP))
+        {
+			if (!BlockEngine.GetBlockInfoExists<ConsoleBlockEntityStruct>(this.Id))
+            {
+				throw new BlockTypeException($"Block is not a {this.GetType().Name} block");
+            }
+        }
+
+        // custom console block properties
+
+        public string Command
+		{
+			get
+			{
+				return BlockEngine.GetBlockInfo<ConsoleBlockEntityStruct>(Id).commandName;
+			}
+
+			set
+			{
+				BlockEngine.GetBlockInfo<ConsoleBlockEntityStruct>(Id).commandName.Set(value);
+			}
+		}
+
+		public string Arg1
+		{
+			get => BlockEngine.GetBlockInfo<ConsoleBlockEntityStruct>(Id).arg1;
+
+			set
+			{
+				BlockEngine.GetBlockInfo<ConsoleBlockEntityStruct>(Id).arg1.Set(value);
+			}
+		}
+
+		public string Arg2
+        {
+            get => BlockEngine.GetBlockInfo<ConsoleBlockEntityStruct>(Id).arg2;
+
+            set
+            {
+                BlockEngine.GetBlockInfo<ConsoleBlockEntityStruct>(Id).arg2.Set(value);
+            }
+        }
+
+		public string Arg3
+        {
+            get => BlockEngine.GetBlockInfo<ConsoleBlockEntityStruct>(Id).arg3;
+
+            set
+            {
+                BlockEngine.GetBlockInfo<ConsoleBlockEntityStruct>(Id).arg3.Set(value);
+            }
+        }
+    }
+}

GamecraftModdingAPI/Blocks/Motor.cs

@@ -0,0 +1,106 @@
+using System;
+
+using RobocraftX.Blocks;
+using RobocraftX.Common;
+using Svelto.ECS;
+using Unity.Mathematics;
+
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Blocks
+{
+	public class Motor : Block
+    {
+        /// <summary>
+        /// Places a new motor.
+        /// Any valid motor type is accepted.
+        /// This re-implements Block.PlaceNew(...)
+        /// </summary>
+		public static new Motor PlaceNew(BlockIDs block, float3 position,
+            float3 rotation = default, BlockColors color = BlockColors.Default, byte darkness = 0,
+            int uscale = 1, float3 scale = default, Player player = null)
+        {
+			if (!(block == BlockIDs.MotorS || block == BlockIDs.MotorM))
+            {
+                throw new BlockTypeException($"Block is not a {typeof(Motor).Name} block");
+            }
+            if (PlacementEngine.IsInGame && GameState.IsBuildMode())
+            {
+                EGID id = PlacementEngine.PlaceBlock(block, color, darkness,
+                                                     position, uscale, scale, player, rotation);
+                return new Motor(id);
+            }
+
+            return null;
+        }
+
+        public Motor(EGID id) : base(id)
+        {
+            if (!BlockEngine.GetBlockInfoExists<MotorReadOnlyStruct>(this.Id))
+            {
+                throw new BlockTypeException($"Block is not a {this.GetType().Name} block");
+            }
+        }
+
+        public Motor(uint id): base(new EGID(id, CommonExclusiveGroups.BUILD_MOTOR_BLOCK_GROUP))
+        {
+			if (!BlockEngine.GetBlockInfoExists<MotorReadOnlyStruct>(this.Id))
+            {
+                throw new BlockTypeException($"Block is not a {this.GetType().Name} block");
+            }
+        }
+
+        // custom motor properties
+
+        /// <summary>
+        /// The motor's maximum rotational velocity.
+        /// </summary>
+        public float TopSpeed
+		{
+			get
+			{
+				return BlockEngine.GetBlockInfo<MotorReadOnlyStruct>(Id).maxVelocity;
+			}
+
+			set
+			{
+				ref MotorReadOnlyStruct motor = ref BlockEngine.GetBlockInfo<MotorReadOnlyStruct>(Id);
+				motor.maxVelocity = value;
+			}
+		}
+
+		/// <summary>
+        /// The motor's maximum rotational force.
+        /// </summary>
+        public float Torque
+        {
+            get
+            {
+                return BlockEngine.GetBlockInfo<MotorReadOnlyStruct>(Id).maxForce;
+            }
+
+            set
+            {
+                ref MotorReadOnlyStruct motor = ref BlockEngine.GetBlockInfo<MotorReadOnlyStruct>(Id);
+                motor.maxForce = value;
+            }
+        }
+
+		/// <summary>
+        /// The motor's direction.
+        /// </summary>
+        public bool Reverse
+        {
+            get
+            {
+				return BlockEngine.GetBlockInfo<MotorReadOnlyStruct>(Id).reverse;
+            }
+
+            set
+            {
+                ref MotorReadOnlyStruct motor = ref BlockEngine.GetBlockInfo<MotorReadOnlyStruct>(Id);
+				motor.reverse = value;
+            }
+        }
+    }
+}

GamecraftModdingAPI/Blocks/MovementEngine.cs

@@ -1,21 +1,21 @@
 using RobocraftX.Common;
-using RobocraftX.DOTS;
+using RobocraftX.UECS;
 using Svelto.ECS;
 using Svelto.ECS.EntityStructs;
-using Unity.Mathematics;
 using Unity.Transforms;
+using Unity.Mathematics;
 
-using TechbloxModdingAPI.Engines;
+using GamecraftModdingAPI.Utility;
-using TechbloxModdingAPI.Utility;
+using GamecraftModdingAPI.Engines;
 
-namespace TechbloxModdingAPI.Blocks.Engines
+namespace GamecraftModdingAPI.Blocks
 {
     /// <summary>
     /// Engine which executes block movement actions
     /// </summary>
     public class MovementEngine : IApiEngine
     {
-        public string Name { get; } = "TechbloxModdingAPIMovementGameEngine";
+        public string Name { get; } = "GamecraftModdingAPIMovementGameEngine";
 
         public EntitiesDB entitiesDB { set; private get; }
 
@@ -35,12 +35,12 @@ namespace TechbloxModdingAPI.Blocks.Engines
 
         // implementations for Movement static class
 
-        internal float3 MoveBlock(Block block, float3 vector)
+        public float3 MoveBlock(EGID blockID, float3 vector)
         {
-            ref PositionEntityStruct posStruct = ref this.entitiesDB.QueryEntityOrDefault<PositionEntityStruct>(block);
+            ref PositionEntityStruct posStruct = ref this.entitiesDB.QueryEntity<PositionEntityStruct>(blockID);
-            ref GridRotationStruct gridStruct = ref this.entitiesDB.QueryEntityOrDefault<GridRotationStruct>(block);
+            ref GridRotationStruct gridStruct = ref this.entitiesDB.QueryEntity<GridRotationStruct>(blockID);
-            ref LocalTransformEntityStruct transStruct = ref this.entitiesDB.QueryEntityOrDefault<LocalTransformEntityStruct>(block);
+            ref LocalTransformEntityStruct transStruct = ref this.entitiesDB.QueryEntity<LocalTransformEntityStruct>(blockID);
-            ref DOTSPhysicsEntityStruct phyStruct = ref this.entitiesDB.QueryEntityOrDefault<DOTSPhysicsEntityStruct>(block);
+            ref UECSPhysicsEntityStruct phyStruct = ref this.entitiesDB.QueryEntity<UECSPhysicsEntityStruct>(blockID);
             // main (persistent) position
             posStruct.position = vector;
             // placement grid  position
@@ -48,21 +48,18 @@ namespace TechbloxModdingAPI.Blocks.Engines
             // rendered position
             transStruct.position = vector;
             // collision position
-            if (phyStruct.ID != default)
+            FullGameFields._physicsWorld.EntityManager.SetComponentData(phyStruct.uecsEntity, new Translation
-            { //It exists
-                FullGameFields._physicsWorld.EntityManager.SetComponentData(phyStruct.dotsEntity, new Translation
             {
                 Value = posStruct.position
             });
-            }
+            entitiesDB.QueryEntity<GridConnectionsEntityStruct>(blockID).isProcessed = false;
-
-            entitiesDB.QueryEntityOrDefault<GridConnectionsEntityStruct>(block).isProcessed = false;
             return posStruct.position;
         }
 
-        internal float3 GetPosition(Block block)
+        public float3 GetPosition(EGID blockID)
         {
-            return entitiesDB.QueryEntityOrDefault<PositionEntityStruct>(block).position;
+            ref PositionEntityStruct posStruct = ref this.entitiesDB.QueryEntity<PositionEntityStruct>(blockID);
+            return posStruct.position;
         }
     }
 }

GamecraftModdingAPI/Blocks/ObjectIdentifier.cs

@@ -0,0 +1,57 @@
+using Gamecraft.Wires;
+using RobocraftX.Common;
+using Svelto.ECS;
+
+namespace GamecraftModdingAPI.Blocks
+{
+    public class ObjectIdentifier : Block
+    {
+        public ObjectIdentifier(EGID id) : base(id)
+        {
+            if (!BlockEngine.GetBlockInfoExists<ObjectIdEntityStruct>(Id))
+            {
+                throw new BlockTypeException($"Block is not a {GetType().Name} block");
+            }
+        }
+
+        public ObjectIdentifier(uint id) : base(new EGID(id, CommonExclusiveGroups.BUILD_OBJID_BLOCK_GROUP))
+        {
+            if (!BlockEngine.GetBlockInfoExists<ObjectIdEntityStruct>(Id))
+            {
+                throw new BlockTypeException($"Block is not a {GetType().Name} block");
+            }
+        }
+
+        public char Identifier
+        {
+            get => (char) (BlockEngine.GetBlockInfo<ObjectIdEntityStruct>(Id).objectId + 'A');
+            set
+            {
+                BlockEngine.GetBlockInfo<ObjectIdEntityStruct>(Id).objectId = (byte) (value - 'A');
+                Label = value + ""; //The label isn't updated automatically
+            }
+        }
+
+        /// <summary>
+        /// Simulation-time ID. Assigned by the game starting from 0.
+        /// </summary>
+        public byte SimID
+        {
+            get => BlockEngine.GetBlockInfo<ObjectIdEntityStruct>(Id).simObjectId;
+        }
+
+        /// <summary>
+        /// Finds the identifier blocks with the given ID.
+        /// </summary>
+        /// <param name="id">The ID to look for</param>
+        /// <returns>An array that may be empty</returns>
+        public static ObjectIdentifier[] GetByID(char id) => BlockEngine.GetObjectIDsFromID((byte) (id - 'A'), false);
+        
+        /// <summary>
+        /// Finds the identifier blocks with the given simulation-time ID. This ID is assigned by the game starting from 0.
+        /// </summary>
+        /// <param name="id"></param>
+        /// <returns></returns>
+        public static ObjectIdentifier[] GetBySimID(byte id) => BlockEngine.GetObjectIDsFromID(id, true);
+    }
+}

GamecraftModdingAPI/Blocks/Piston.cs

@@ -0,0 +1,83 @@
+using System;
+
+using RobocraftX.Blocks;
+using Svelto.ECS;
+using Unity.Mathematics;
+
+using GamecraftModdingAPI.Utility;
+using RobocraftX.Common;
+
+namespace GamecraftModdingAPI.Blocks
+{
+	public class Piston : Block
+    {
+        /// <summary>
+        /// Places a new piston.
+        /// Any valid piston type is accepted.
+        /// This re-implements Block.PlaceNew(...)
+        /// </summary>
+		public static new Piston PlaceNew(BlockIDs block, float3 position,
+            float3 rotation = default, BlockColors color = BlockColors.Default, byte darkness = 0,
+            int uscale = 1, float3 scale = default, Player player = null)
+        {
+			if (!(block == BlockIDs.ServoPiston || block == BlockIDs.StepperPiston || block == BlockIDs.PneumaticPiston))
+            {
+				throw new BlockTypeException($"Block is not a {typeof(Piston).Name} block");
+            }
+            if (PlacementEngine.IsInGame && GameState.IsBuildMode())
+            {
+                EGID id = PlacementEngine.PlaceBlock(block, color, darkness,
+                                                     position, uscale, scale, player, rotation);
+				return new Piston(id);
+            }
+
+            return null;
+        }
+
+		public Piston(EGID id) : base(id)
+        {
+            if (!BlockEngine.GetBlockInfoExists<PistonReadOnlyStruct>(this.Id))
+            {
+                throw new BlockTypeException($"Block is not a {this.GetType().Name} block");
+            }
+        }
+
+		public Piston(uint id) : base(new EGID(id, CommonExclusiveGroups.BUILD_PISTON_BLOCK_GROUP))
+        {
+            if (!BlockEngine.GetBlockInfoExists<PistonReadOnlyStruct>(this.Id))
+            {
+                throw new BlockTypeException($"Block is not a {this.GetType().Name} block");
+            }
+        }
+
+        // custom piston properties
+
+        /// <summary>
+        /// The piston's max extension distance.
+        /// </summary>
+        public float MaximumExtension
+		{
+			get => BlockEngine.GetBlockInfo<PistonReadOnlyStruct>(Id).maxDeviation;
+
+			set
+			{
+				ref PistonReadOnlyStruct piston = ref BlockEngine.GetBlockInfo<PistonReadOnlyStruct>(Id);
+				piston.maxDeviation = value;
+			}
+		}
+
+		/// <summary>
+        /// The piston's max extension force.
+        /// </summary>
+        public float MaximumForce
+        {
+            get => BlockEngine.GetBlockInfo<PistonReadOnlyStruct>(Id).maxForce;
+
+            set
+            {
+                ref PistonReadOnlyStruct piston = ref BlockEngine.GetBlockInfo<PistonReadOnlyStruct>(Id);
+                piston.maxForce = value;
+            }
+        }
+    }
+}

GamecraftModdingAPI/Blocks/PlacementEngine.cs

@@ -0,0 +1,132 @@
+using System;
+using System.Reflection;
+
+using DataLoader;
+using HarmonyLib;
+using RobocraftX.Blocks;
+using RobocraftX.Blocks.Scaling;
+using RobocraftX.Character;
+using RobocraftX.Common;
+using RobocraftX.CR.MachineEditing;
+using Svelto.ECS;
+using Svelto.ECS.EntityStructs;
+using Unity.Mathematics;
+using UnityEngine;
+
+using GamecraftModdingAPI.Utility;
+using GamecraftModdingAPI.Engines;
+using GamecraftModdingAPI.Players;
+
+namespace GamecraftModdingAPI.Blocks
+{
+    /// <summary>
+    /// Engine which executes block placement actions
+    /// </summary>
+    public class PlacementEngine : IApiEngine
+    {
+        public bool IsInGame;
+
+        public void Dispose()
+        {
+            IsInGame = false;
+        }
+
+        public void Ready()
+        {
+            IsInGame = true;
+        }
+
+        public EntitiesDB entitiesDB { get; set; }
+        private static BlockEntityFactory _blockEntityFactory; //Injected from PlaceBlockEngine
+
+        public EGID PlaceBlock(BlockIDs block, BlockColors color, byte darkness, float3 position, int uscale,
+            float3 scale, Player player, float3 rotation)
+        { //It appears that only the non-uniform scale has any visible effect, but if that's not given here it will be set to the uniform one
+            if (darkness > 9)
+                throw new Exception("That is too dark. Make sure to use 0-9 as darkness. (0 is default.)");
+            return BuildBlock((ushort) block, (byte) (color + darkness * 10), position, uscale, scale, rotation,
+                (player ?? new Player(PlayerType.Local)).Id);
+        }
+
+        private EGID BuildBlock(ushort block, byte color, float3 position, int uscale, float3 scale, float3 rot, uint playerId)
+        {
+            if (_blockEntityFactory == null)
+                throw new Exception("The factory is null.");
+            if (uscale < 1)
+                throw new Exception("Scale needs to be at least 1");
+            if (scale.x < 4e-5) scale.x = uscale;
+            if (scale.y < 4e-5) scale.y = uscale;
+            if (scale.z < 4e-5) scale.z = uscale;
+            uint dbid = block;
+            if (!PrefabsID.DBIDMAP.ContainsKey(dbid))
+                throw new Exception("Block with ID " + dbid + " not found!");
+            //RobocraftX.CR.MachineEditing.PlaceBlockEngine
+            ScalingEntityStruct scaling = new ScalingEntityStruct {scale = scale};
+            Quaternion rotQ = Quaternion.Euler(rot);
+            RotationEntityStruct rotation = new RotationEntityStruct {rotation = rotQ};
+            GridRotationStruct gridRotation = new GridRotationStruct
+                {position = position, rotation = rotQ};
+            DBEntityStruct dbEntity = new DBEntityStruct {DBID = dbid};
+            BlockPlacementScaleEntityStruct placementScale = new BlockPlacementScaleEntityStruct
+            {
+                blockPlacementHeight = uscale, blockPlacementWidth = uscale, desiredScaleFactor = uscale,
+                snapGridScale = uscale,
+                unitSnapOffset = 0, isUsingUnitSize = true
+            };
+            EquippedColourStruct colour = new EquippedColourStruct {indexInPalette = color};
+
+            EntityComponentInitializer
+                structInitializer =
+                    _blockEntityFactory.Build(CommonExclusiveGroups.nextBlockEntityID, dbid); //The ghost block index is only used for triggers
+            if (colour.indexInPalette != byte.MaxValue)
+                structInitializer.Init(new ColourParameterEntityStruct
+                {
+                    indexInPalette = colour.indexInPalette,
+                    needsUpdate = true
+                });
+            uint prefabId = PrefabsID.GetPrefabId(dbid, 0);
+            structInitializer.Init(new GFXPrefabEntityStructGPUI(prefabId));
+            structInitializer.Init(new PhysicsPrefabEntityStruct(prefabId));
+            structInitializer.Init(dbEntity);
+            structInitializer.Init(new PositionEntityStruct {position = position});
+            structInitializer.Init(rotation);
+            structInitializer.Init(scaling);
+            structInitializer.Init(gridRotation);
+            structInitializer.Init(new UniformBlockScaleEntityStruct
+            {
+                scaleFactor = placementScale.desiredScaleFactor
+            });
+            structInitializer.Init(new BlockPlacementInfoStruct()
+            {
+                loadedFromDisk = false,
+                placedBy = playerId
+            });
+            PrimaryRotationUtility.InitialisePrimaryDirection(rotation.rotation, ref structInitializer);
+            EGID playerEGID = new EGID(playerId, CharacterExclusiveGroups.OnFootGroup);
+            ref PickedBlockExtraDataStruct pickedBlock = ref entitiesDB.QueryEntity<PickedBlockExtraDataStruct>(playerEGID);
+            pickedBlock.placedBlockEntityID = structInitializer.EGID;
+            pickedBlock.placedBlockWasAPickedBlock = false;
+            Block.BlockEngine.Synced = false; // Block entities will need to be submitted before properties can be used
+            return structInitializer.EGID;
+        }
+
+        public string Name { get; } = "GamecraftModdingAPIPlacementGameEngine";
+
+		public bool isRemovable => false;
+
+        [HarmonyPatch]
+        public class FactoryObtainerPatch
+        {
+            static void Postfix(BlockEntityFactory blockEntityFactory)
+            {
+                _blockEntityFactory = blockEntityFactory;
+                Logging.MetaDebugLog("Block entity factory injected.");
+            }
+
+            static MethodBase TargetMethod(Harmony instance)
+            {
+                return AccessTools.TypeByName("RobocraftX.CR.MachineEditing.PlaceBlockEngine").GetConstructors()[0];
+            }
+        }
+    }
+}

GamecraftModdingAPI/Blocks/RemovalEngine.cs

@@ -3,14 +3,12 @@ using System.Reflection;
 using HarmonyLib;
 using RobocraftX.Blocks;
 using RobocraftX.Common;
-using Svelto.Common;
 using Svelto.ECS;
-using Svelto.ECS.Native;
 
-using TechbloxModdingAPI.Engines;
+using GamecraftModdingAPI.Utility;
-using TechbloxModdingAPI.Utility;
+using GamecraftModdingAPI.Engines;
 
-namespace TechbloxModdingAPI.Blocks.Engines
+namespace GamecraftModdingAPI.Blocks
 {
     public class RemovalEngine : IApiEngine
     {
@@ -22,11 +20,8 @@ namespace TechbloxModdingAPI.Blocks.Engines
             if (!entitiesDB.Exists<MachineGraphConnectionsEntityStruct>(target))
                 return false;
             var connections = entitiesDB.QueryEntity<MachineGraphConnectionsEntityStruct>(target);
-            var groups = entitiesDB.FindGroups<MachineGraphConnectionsEntityStruct>();
-            using var connStructMapper = //The allocator needs to be persistent because that's what is used in the Dispose() method
-                entitiesDB.QueryNativeMappedEntities<MachineGraphConnectionsEntityStruct>(groups, Allocator.Persistent);
             for (int i = connections.connections.Count<MachineConnectionStruct>() - 1; i >= 0; i--)
-                _connectionFactory.RemoveConnection(connections, i, connStructMapper);
+                _connectionFactory.RemoveConnection(connections, i, entitiesDB);
             _entityFunctions.RemoveEntity<BlockEntityDescriptor>(target);
             return true;
         }
@@ -41,12 +36,12 @@ namespace TechbloxModdingAPI.Blocks.Engines
         {
         }
 
-        public string Name { get; } = "TechbloxModdingAPIRemovalGameEngine";
+        public string Name { get; } = "GamecraftModdingAPIRemovalGameEngine";
 
 		public bool isRemovable => false;
 
 		[HarmonyPatch]
-        class FactoryObtainerPatch
+        public class FactoryObtainerPatch
         {
             static void Postfix(IEntityFunctions entityFunctions,
                 MachineGraphConnectionEntityFactory machineGraphConnectionEntityFactory)

GamecraftModdingAPI/Blocks/RotationEngine.cs

@@ -0,0 +1,72 @@
+using RobocraftX.Common;
+using RobocraftX.UECS;
+using Svelto.ECS;
+using Svelto.ECS.EntityStructs;
+using Unity.Mathematics;
+using UnityEngine;
+
+using GamecraftModdingAPI.Utility;
+using GamecraftModdingAPI.Engines;
+
+namespace GamecraftModdingAPI.Blocks
+{
+    /// <summary>
+    /// Engine which executes block movement actions
+    /// </summary>
+    public class RotationEngine : IApiEngine
+    {
+        public string Name { get; } = "GamecraftModdingAPIRotationGameEngine";
+
+        public EntitiesDB entitiesDB { set; private get; }
+
+		public bool isRemovable => false;
+
+		public bool IsInGame = false;
+
+        public void Dispose()
+        {
+            IsInGame = false;
+        }
+
+        public void Ready()
+        {
+            IsInGame = true;
+        }
+
+        // implementations for Rotation static class
+
+        public float3 RotateBlock(EGID blockID, Vector3 vector)
+        {
+            ref RotationEntityStruct rotStruct = ref this.entitiesDB.QueryEntity<RotationEntityStruct>(blockID);
+            ref GridRotationStruct gridStruct = ref this.entitiesDB.QueryEntity<GridRotationStruct>(blockID);
+            ref LocalTransformEntityStruct transStruct = ref this.entitiesDB.QueryEntity<LocalTransformEntityStruct>(blockID);
+            ref UECSPhysicsEntityStruct phyStruct = ref this.entitiesDB.QueryEntity<UECSPhysicsEntityStruct>(blockID);
+            // main (persistent) position
+            Quaternion newRotation = (Quaternion)rotStruct.rotation;
+            newRotation.eulerAngles += vector;
+            rotStruct.rotation = (quaternion)newRotation;
+            // placement grid rotation
+            Quaternion newGridRotation = (Quaternion)gridStruct.rotation;
+            newGridRotation.eulerAngles += vector;
+            gridStruct.rotation = (quaternion)newGridRotation;
+            // rendered position
+            Quaternion newTransRotation = (Quaternion)rotStruct.rotation;
+            newTransRotation.eulerAngles += vector;
+            transStruct.rotation = newTransRotation;
+            // collision position
+            FullGameFields._physicsWorld.EntityManager.SetComponentData(phyStruct.uecsEntity, new Unity.Transforms.Rotation
+            {
+                Value = rotStruct.rotation
+            });
+            entitiesDB.QueryEntity<GridConnectionsEntityStruct>(blockID).isProcessed = false;
+            return ((Quaternion)rotStruct.rotation).eulerAngles;
+
+        }
+
+        public float3 GetRotation(EGID blockID)
+        {
+            ref RotationEntityStruct rotStruct = ref entitiesDB.QueryEntity<RotationEntityStruct>(blockID);
+            return ((Quaternion) rotStruct.rotation).eulerAngles;
+        }
+    }
+}

GamecraftModdingAPI/Blocks/ScalingEngine.cs

@@ -2,18 +2,18 @@
 
 using HarmonyLib;
 using RobocraftX.Common;
-using RobocraftX.DOTS;
+using RobocraftX.UECS;
 using Svelto.ECS;
 using Unity.Entities;
 
-using TechbloxModdingAPI.Engines;
+using GamecraftModdingAPI.Engines;
-using TechbloxModdingAPI.Utility;
+using GamecraftModdingAPI.Utility;
 
-namespace TechbloxModdingAPI.Blocks.Engines
+namespace GamecraftModdingAPI.Blocks
 {
     public class ScalingEngine : IApiEngine
     {
-        private static IReactOnAddAndRemove<DOTSPhysicsEntityCreationStruct> physicsEngine;
+        private static IReactOnAddAndRemove<UECSPhysicsEntityCreationStruct> physicsEngine;
 
         public void Ready()
         {
@@ -24,26 +24,29 @@ namespace TechbloxModdingAPI.Blocks.Engines
         {
         }
 
-        public string Name { get; } = "TechbloxModdingAPIScalingEngine";
+        public string Name { get; } = "GamecraftModdingAPIScalingEngine";
         public bool isRemovable { get; } = false;
         
-        private EntityManager _entityManager; //Unity entity manager
+        private static EntityManager _entityManager; //Unity entity manager
 
 		public void UpdateCollision(EGID egid)
 		{
-			if (_entityManager == default)
-				_entityManager = FullGameFields._physicsWorld.EntityManager;
 			//Assuming the block exists
-			var entity = entitiesDB.QueryEntity<DOTSPhysicsEntityStruct>(egid).dotsEntity;
+			var entity = entitiesDB.QueryEntity<UECSPhysicsEntityStruct>(egid).uecsEntity;
-			var pes = new DOTSPhysicsEntityCreationStruct();
+			var pes = new UECSPhysicsEntityCreationStruct();
-			physicsEngine.Add(ref pes, egid); //Create new DOTS entity
+			physicsEngine.Add(ref pes, egid); //Create new UECS entity
 			_entityManager.DestroyEntity(entity);
 		}
 
-		[HarmonyPatch]
+		internal void Setup(EntityManager entityManager)
-        class PhysicsEnginePatch
 		{
-            static void Postfix(IReactOnAddAndRemove<DOTSPhysicsEntityCreationStruct> __instance)
+			_entityManager = entityManager;
+		}
+
+		[HarmonyPatch]
+        public class PhysicsEnginePatch
+        {
+            static void Postfix(IReactOnAddAndRemove<UECSPhysicsEntityCreationStruct> __instance)
             {
                 physicsEngine = __instance;
                 Logging.MetaDebugLog("Physics engine injected.");
@@ -51,7 +54,7 @@ namespace TechbloxModdingAPI.Blocks.Engines
 
             static MethodBase TargetMethod(Harmony instance)
             {
-	            return AccessTools.Method("RobocraftX.StateSync.HandleDOTSPhysicEntitiesWithPrefabCreationEngine" +
+	            return AccessTools.Method("RobocraftX.StateSync.HandleUECSPhysicEntitiesWithPrefabCreationEngine" +
 	                                      ":Ready");
             }
         }

GamecraftModdingAPI/Blocks/Servo.cs

@@ -0,0 +1,111 @@
+using System;
+
+using RobocraftX.Blocks;
+using RobocraftX.Common;
+using Svelto.ECS;
+using Unity.Mathematics;
+
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Blocks
+{
+	public class Servo : Block
+    {
+        /// <summary>
+        /// Places a new servo.
+        /// Any valid servo type is accepted.
+        /// This re-implements Block.PlaceNew(...)
+        /// </summary>
+        public static new Servo PlaceNew(BlockIDs block, float3 position,
+            float3 rotation = default, BlockColors color = BlockColors.Default, byte darkness = 0,
+            int uscale = 1, float3 scale = default, Player player = null)
+        {
+			if (!(block == BlockIDs.ServoAxle || block == BlockIDs.ServoHinge || block == BlockIDs.ServoPiston))
+            {
+				throw new BlockTypeException($"Block is not a {nameof(Servo)} block");
+            }
+            if (PlacementEngine.IsInGame && GameState.IsBuildMode())
+            {
+                EGID id = PlacementEngine.PlaceBlock(block, color, darkness,
+                                                     position, uscale, scale, player, rotation);
+				return new Servo(id);
+            }
+
+            return null;
+        }
+
+		public Servo(EGID id) : base(id)
+        {
+            if (!BlockEngine.GetBlockInfoExists<ServoReadOnlyStruct>(this.Id))
+            {
+                throw new BlockTypeException($"Block is not a {this.GetType().Name} block");
+            }
+        }
+
+		public Servo(uint id) : base(new EGID(id, CommonExclusiveGroups.BUILD_SERVO_BLOCK_GROUP))
+        {
+			if (!BlockEngine.GetBlockInfoExists<ServoReadOnlyStruct>(this.Id))
+            {
+                throw new BlockTypeException($"Block is not a {this.GetType().Name} block");
+            }
+        }
+
+        // custom servo properties
+
+        /// <summary>
+        /// The servo's minimum angle.
+        /// </summary>
+        public float MinimumAngle
+		{
+			get => BlockEngine.GetBlockInfo<ServoReadOnlyStruct>(Id).minDeviation;
+
+			set
+			{
+				ref ServoReadOnlyStruct servo = ref BlockEngine.GetBlockInfo<ServoReadOnlyStruct>(Id);
+				servo.minDeviation = value;
+			}
+		}
+
+		/// <summary>
+        /// The servo's maximum angle.
+        /// </summary>
+        public float MaximumAngle
+        {
+            get => BlockEngine.GetBlockInfo<ServoReadOnlyStruct>(Id).maxDeviation;
+
+            set
+            {
+                ref ServoReadOnlyStruct servo = ref BlockEngine.GetBlockInfo<ServoReadOnlyStruct>(Id);
+                servo.maxDeviation = value;
+            }
+        }
+
+		/// <summary>
+        /// The servo's maximum force.
+        /// </summary>
+        public float MaximumForce
+        {
+			get => BlockEngine.GetBlockInfo<ServoReadOnlyStruct>(Id).maxForce;
+
+            set
+            {
+                ref ServoReadOnlyStruct servo = ref BlockEngine.GetBlockInfo<ServoReadOnlyStruct>(Id);
+				servo.maxForce = value;
+            }
+        }
+
+		/// <summary>
+        /// The servo's direction.
+        /// </summary>
+        public bool Reverse
+        {
+			get => BlockEngine.GetBlockInfo<ServoReadOnlyStruct>(Id).reverse;
+
+            set
+            {
+                ref ServoReadOnlyStruct servo = ref BlockEngine.GetBlockInfo<ServoReadOnlyStruct>(Id);
+				servo.reverse = value;
+            }
+        }
+    }
+}

GamecraftModdingAPI/Blocks/SignalEngine.cs

@@ -0,0 +1,195 @@
+using Svelto.ECS;
+using Svelto.DataStructures;
+using Gamecraft.Wires;
+
+using GamecraftModdingAPI.Engines;
+
+namespace GamecraftModdingAPI.Blocks
+{
+    /// <summary>
+    /// Engine which executes signal actions
+    /// </summary>
+    public class SignalEngine : IApiEngine
+    {
+		public const float POSITIVE_HIGH = 1.0f;
+		public const float NEGATIVE_HIGH = -1.0f;
+		public const float HIGH = 1.0f;
+		public const float ZERO = 0.0f;
+
+        public string Name { get; } = "GamecraftModdingAPISignalGameEngine";
+
+        public EntitiesDB entitiesDB { set; private get; }
+        
+		public bool isRemovable => false;
+
+		public bool IsInGame = false;
+
+        public void Dispose()
+        {
+            IsInGame = false;
+        }
+
+        public void Ready()
+        {
+            IsInGame = true;
+        }
+
+        // implementations for Signal static class
+
+        public bool SetSignal(EGID blockID, float signal, out uint signalID, bool input = true)
+        {
+            signalID = GetSignalIDs(blockID, input)[0];
+            return SetSignal(signalID, signal);
+        }
+
+        public bool SetSignal(uint signalID, float signal, bool input = true)
+        {
+	        var array = GetSignalStruct(signalID, out uint index, input);
+	        if (array.count > 0) array[index].valueAsFloat = signal;
+            return false;
+        }
+
+        public float AddSignal(EGID blockID, float signal, out uint signalID, bool clamp = true, bool input = true)
+        {
+            signalID = GetSignalIDs(blockID, input)[0];
+            return AddSignal(signalID, signal, clamp, input);
+        }
+
+        public float AddSignal(uint signalID, float signal, bool clamp = true, bool input = true)
+        {
+	        var array = GetSignalStruct(signalID, out uint index, input);
+	        if (array.count > 0)
+	        {
+		        ref var channelData = ref array[index];
+		        channelData.valueAsFloat += signal;
+		        if (clamp)
+		        {
+			        if (channelData.valueAsFloat > POSITIVE_HIGH)
+			        {
+				        channelData.valueAsFloat = POSITIVE_HIGH;
+			        }
+			        else if (channelData.valueAsFloat < NEGATIVE_HIGH)
+			        {
+				        channelData.valueAsFloat = NEGATIVE_HIGH;
+			        }
+
+			        return channelData.valueAsFloat;
+		        }
+	        }
+
+	        return signal;
+        }
+
+        public float GetSignal(EGID blockID, out uint signalID, bool input = true)
+        {
+			signalID = GetSignalIDs(blockID, input)[0];
+            return GetSignal(signalID, input);
+        }
+
+        public float GetSignal(uint signalID, bool input = true)
+        {
+	        var array = GetSignalStruct(signalID, out uint index, input);
+	        return array.count > 0 ? array[index].valueAsFloat : 0f;
+        }
+
+        public uint[] GetSignalIDs(EGID blockID, bool input = true)
+		{
+			ref BlockPortsStruct bps = ref entitiesDB.QueryEntity<BlockPortsStruct>(blockID);
+			uint[] signals;
+			if (input) {
+				signals = new uint[bps.inputCount];
+				for (uint i = 0u; i < bps.inputCount; i++)
+				{
+					signals[i] = bps.firstInputID + i;
+				}
+			} else {
+				signals = new uint[bps.outputCount];
+                for (uint i = 0u; i < bps.outputCount; i++)
+                {
+                    signals[i] = bps.firstOutputID + i;
+                }
+			}
+			return signals;
+		}
+
+        public EGID[] GetSignalInputs(EGID blockID)
+		{
+			BlockPortsStruct ports = entitiesDB.QueryEntity<BlockPortsStruct>(blockID);
+			EGID[] inputs = new EGID[ports.inputCount];
+			for (uint i = 0; i < ports.inputCount; i++)
+			{
+				inputs[i] = new EGID(i + ports.firstInputID, NamedExclusiveGroup<InputPortsGroup>.Group);
+			}
+			return inputs;
+		}
+
+		public EGID[] GetSignalOutputs(EGID blockID)
+        {
+            BlockPortsStruct ports = entitiesDB.QueryEntity<BlockPortsStruct>(blockID);
+            EGID[] outputs = new EGID[ports.outputCount];
+            for (uint i = 0; i < ports.outputCount; i++)
+            {
+                outputs[i] = new EGID(i + ports.firstOutputID, NamedExclusiveGroup<OutputPortsGroup>.Group);
+            }
+            return outputs;
+        }
+
+		public ref WireEntityStruct MatchPortToWire(EGID portID, EGID blockID, out bool exists)
+		{
+			ref PortEntityStruct port = ref entitiesDB.QueryEntity<PortEntityStruct>(portID);
+			var wires = entitiesDB.QueryEntities<WireEntityStruct>(NamedExclusiveGroup<WiresGroup>.Group);
+			for (uint i = 0; i < wires.count; i++)
+			{
+				if ((wires[i].destinationPortUsage == port.usage && wires[i].destinationBlockEGID == blockID)
+				    || (wires[i].sourcePortUsage == port.usage && wires[i].sourceBlockEGID == blockID))
+				{
+					exists = true;
+					return ref wires[i];
+				}
+			}
+			exists = false;
+			WireEntityStruct[] defRef = new WireEntityStruct[1];
+            return ref defRef[0];
+		}
+
+        public ref ChannelDataStruct GetChannelDataStruct(EGID portID, out bool exists)
+		{
+			ref PortEntityStruct port = ref entitiesDB.QueryEntity<PortEntityStruct>(portID);
+			var channels = entitiesDB.QueryEntities<ChannelDataStruct>(NamedExclusiveGroup<ChannelDataGroup>.Group);
+			if (port.firstChannelIndexCachedInSim < channels.count)
+			{
+				exists = true;
+				return ref channels[port.firstChannelIndexCachedInSim];
+			}
+			exists = false;
+			ChannelDataStruct[] defRef = new ChannelDataStruct[1];
+			return ref defRef[0];
+		}
+
+        public EGID[] GetElectricBlocks()
+        {
+	        var res = new FasterList<EGID>();
+            foreach (var (coll, _) in entitiesDB.QueryEntities<BlockPortsStruct>())
+            foreach (ref BlockPortsStruct s in coll)
+	            res.Add(s.ID);
+            return res.ToArray();
+        }
+
+        private EntityCollection<ChannelDataStruct> GetSignalStruct(uint signalID, out uint index, bool input = true)
+        {
+	        ExclusiveGroup group = input
+		        ? NamedExclusiveGroup<InputPortsGroup>.Group
+		        : NamedExclusiveGroup<OutputPortsGroup>.Group;
+	        if (entitiesDB.Exists<PortEntityStruct>(signalID, group))
+	        {
+		        index = entitiesDB.QueryEntity<PortEntityStruct>(signalID, group).anyChannelIndex;
+		        var channelData =
+			        entitiesDB.QueryEntities<ChannelDataStruct>(NamedExclusiveGroup<ChannelDataGroup>.Group);
+		        return channelData;
+	        }
+
+	        index = 0;
+	        return default; //count: 0
+        }
+    }
+}

GamecraftModdingAPI/Blocks/SignalingBlock.cs

@@ -0,0 +1,123 @@
+using System;
+
+using Gamecraft.Wires;
+using Svelto.ECS;
+using Unity.Mathematics;
+
+using GamecraftModdingAPI;
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Blocks
+{
+    /// <summary>
+    /// Common implementation for blocks that support wiring.
+    /// </summary>
+	public class SignalingBlock : Block
+	{
+		/// <summary>
+        /// Places a new signaling block.
+        /// Any valid functional block type with IO ports will work.
+        /// This re-implements Block.PlaceNew(...)
+        /// </summary>
+		public static new SignalingBlock PlaceNew(BlockIDs block, float3 position,
+            float3 rotation = default, BlockColors color = BlockColors.Default, byte darkness = 0,
+            int uscale = 1, float3 scale = default, Player player = null)
+        {
+            if (PlacementEngine.IsInGame && GameState.IsBuildMode())
+            {
+                EGID id = PlacementEngine.PlaceBlock(block, color, darkness,
+                                                     position, uscale, scale, player, rotation);
+				return new SignalingBlock(id);
+            }
+
+            return null;
+        }
+
+		public SignalingBlock(EGID id) : base(id)
+		{
+			if (!BlockEngine.GetBlockInfoExists<BlockPortsStruct>(this.Id))
+            {
+                throw new BlockTypeException($"Block is not a {this.GetType().Name} block");
+            }
+		}
+
+		public SignalingBlock(uint id) : base(id)
+		{
+			if (!BlockEngine.GetBlockInfoExists<BlockPortsStruct>(this.Id))
+            {
+                throw new BlockTypeException($"Block is not a {this.GetType().Name} block");
+            }
+		}
+
+        protected ref BlockPortsStruct GetBlockPortsStruct()
+		{
+			return ref BlockEngine.GetBlockInfo<BlockPortsStruct>(Id);
+		}
+
+        /// <summary>
+        /// Generates the input port identifiers.
+        /// </summary>
+        /// <returns>The input identifiers.</returns>
+		protected EGID[] GetInputIds()
+		{
+			return SignalEngine.GetSignalInputs(Id);
+		}
+
+        /// <summary>
+        /// Generates the output port identifiers.
+        /// </summary>
+        /// <returns>The output identifiers.</returns>
+		protected EGID[] GetOutputIds()
+        {
+            return SignalEngine.GetSignalOutputs(Id);
+        }
+
+        /// <summary>
+        /// Gets the port struct.
+        /// </summary>
+        /// <returns>The port struct.</returns>
+        /// <param name="portId">Port identifier.</param>
+        protected ref PortEntityStruct GetPortStruct(EGID portId)
+		{
+			return ref BlockEngine.GetBlockInfo<PortEntityStruct>(portId);
+		}
+
+        /// <summary>
+        /// Gets the connected wire.
+        /// </summary>
+        /// <returns>The connected wire.</returns>
+        /// <param name="portId">Port identifier.</param>
+        /// <param name="connected">Whether the port has a wire connected to it.</param>
+        protected ref WireEntityStruct GetConnectedWire(EGID portId, out bool connected)
+		{
+			return ref SignalEngine.MatchPortToWire(portId, Id, out connected);
+		}
+
+        /// <summary>
+        /// [EXPERIMENTAL] Gets the channel data.
+        /// </summary>
+        /// <returns>The channel data.</returns>
+        /// <param name="portId">Port identifier.</param>
+        /// <param name="exists">Whether the channel actually exists.</param>
+		protected ref ChannelDataStruct GetChannelData(EGID portId, out bool exists)
+		{
+			return ref SignalEngine.GetChannelDataStruct(portId, out exists);
+		}
+
+        /// <summary>
+        /// The input port count.
+        /// </summary>
+        public uint InputCount
+		{
+			get => GetBlockPortsStruct().inputCount;
+		}
+
+        /// <summary>
+        /// The output port count.
+        /// </summary>
+        public uint OutputCount
+		{
+			get => GetBlockPortsStruct().outputCount;
+		}
+	}
+}

GamecraftModdingAPI/Blocks/SpawnPoint.cs

@@ -0,0 +1,125 @@
+using System;
+
+using RobocraftX.Blocks;
+using RobocraftX.Common;
+using Gamecraft.CharacterVulnerability;
+using Svelto.ECS;
+using Unity.Mathematics;
+
+using GamecraftModdingAPI;
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Blocks
+{
+    public class SpawnPoint : Block
+    {
+        /// <summary>
+        /// Places a new spawn point.
+		/// Any valid spawn block type is accepted.
+		/// This re-implements Block.PlaceNew(...)
+        /// </summary>
+		public static new SpawnPoint PlaceNew(BlockIDs block, float3 position,
+            float3 rotation = default, BlockColors color = BlockColors.Default, byte darkness = 0,
+            int uscale = 1, float3 scale = default, Player player = null)
+        {
+			if (!(block == BlockIDs.LargeSpawn || block == BlockIDs.SmallSpawn || block == BlockIDs.MediumSpawn || block == BlockIDs.PlayerSpawn))
+			{
+				throw new BlockTypeException($"Block is not a {nameof(SpawnPoint)} block");
+			}
+            if (PlacementEngine.IsInGame && GameState.IsBuildMode())
+            {
+                EGID id = PlacementEngine.PlaceBlock(block, color, darkness,
+                                                     position, uscale, scale, player, rotation);
+					return new SpawnPoint(id);
+            }
+
+            return null;
+        }
+
+		public SpawnPoint(EGID id) : base(id)
+        {
+			if (!BlockEngine.GetBlockInfoExists<SpawnPointStatsEntityStruct>(this.Id))
+            {
+                throw new BlockTypeException($"Block is not a {this.GetType().Name} block");
+            }
+        }
+
+		public SpawnPoint(uint id) : base(new EGID(id, CommonExclusiveGroups.BUILD_SPAWNPOINT_BLOCK_GROUP))
+        {
+			if (!BlockEngine.GetBlockInfoExists<SpawnPointStatsEntityStruct>(this.Id))
+            {
+                throw new BlockTypeException($"Block is not a {this.GetType().Name} block");
+            }
+        }
+
+		// custom spawn point properties
+
+        /// <summary>
+        /// The lives the player spawns in with.
+        /// </summary>
+        public uint Lives
+        {
+            get
+            {
+				return BlockEngine.GetBlockInfo<SpawnPointStatsEntityStruct>(Id).lives;
+            }
+
+            set
+            {
+				ref SpawnPointStatsEntityStruct spses = ref BlockEngine.GetBlockInfo<SpawnPointStatsEntityStruct>(Id);
+				spses.lives = value;
+            }
+        }
+        
+		/// <summary>
+        /// Whether the spawned player can take damage.
+        /// </summary>
+        public bool Damageable
+        {
+            get
+            {
+				return BlockEngine.GetBlockInfo<SpawnPointStatsEntityStruct>(Id).canTakeDamage;
+            }
+
+            set
+            {
+                ref SpawnPointStatsEntityStruct spses = ref BlockEngine.GetBlockInfo<SpawnPointStatsEntityStruct>(Id);
+				spses.canTakeDamage = value;
+            }
+        }
+
+		/// <summary>
+		/// Whether the game over screen will be displayed
+        /// </summary>
+        public bool GameOverEnabled
+        {
+            get
+            {
+				return BlockEngine.GetBlockInfo<SpawnPointStatsEntityStruct>(Id).gameOverScreen;
+            }
+
+            set
+            {
+                ref SpawnPointStatsEntityStruct spses = ref BlockEngine.GetBlockInfo<SpawnPointStatsEntityStruct>(Id);
+				spses.gameOverScreen = value;
+            }
+        }
+
+		/// <summary>
+        /// The team id for players who spawn here.
+        /// </summary>
+        public byte Team
+        {
+            get
+            {
+				return BlockEngine.GetBlockInfo<SpawnPointIdsEntityStruct>(Id).teamId;
+            }
+
+            set
+            {
+				ref SpawnPointIdsEntityStruct spses = ref BlockEngine.GetBlockInfo<SpawnPointIdsEntityStruct>(Id);
+				spses.teamId = value;
+            }
+        }
+    }
+}

GamecraftModdingAPI/Blocks/TextBlock.cs

@@ -0,0 +1,84 @@
+using System;
+
+using Gamecraft.Blocks.GUI;
+using RobocraftX.Common;
+using Svelto.ECS;
+using Unity.Mathematics;
+
+using GamecraftModdingAPI;
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Blocks
+{
+	public class TextBlock : Block
+    {
+
+		public static TextBlock PlaceNew(float3 position,
+            float3 rotation = default, BlockColors color = BlockColors.Default, byte darkness = 0,
+            int uscale = 1, float3 scale = default, Player player = null)
+        {
+            if (PlacementEngine.IsInGame && GameState.IsBuildMode())
+            {
+				EGID id = PlacementEngine.PlaceBlock(BlockIDs.TextBlock, color, darkness,
+				  									 position, uscale, scale, player, rotation);
+				return new TextBlock(id);
+            }
+
+            return null;
+        }
+
+		public TextBlock(EGID id) : base(id)
+        {
+            if (!BlockEngine.GetBlockInfoExists<TextBlockDataStruct>(this.Id))
+            {
+				throw new BlockTypeException($"Block is not a {this.GetType().Name} block");
+            }
+        }
+
+		public TextBlock(uint id) : base(new EGID(id, CommonExclusiveGroups.BUILD_TEXT_BLOCK_GROUP))
+        {
+			if (!BlockEngine.GetBlockInfoExists<TextBlockDataStruct>(this.Id))
+            {
+				throw new BlockTypeException($"Block is not a {this.GetType().Name} block");
+            }
+        }
+
+        // custom text block properties
+
+        /// <summary>
+        /// The text block's current text.
+        /// </summary>
+        public string Text
+		{
+			get
+			{
+				return BlockEngine.GetBlockInfo<TextBlockDataStruct>(Id).textCurrent;
+			}
+
+			set
+			{
+				ref TextBlockDataStruct tbds = ref BlockEngine.GetBlockInfo<TextBlockDataStruct>(Id);
+				tbds.textCurrent.Set(value);
+				tbds.textStored.Set(value);
+				BlockEngine.GetBlockInfo<TextBlockNetworkDataStruct>(Id).newTextBlockStringContent.Set(value);
+			}
+		}
+
+        /// <summary>
+		/// The text block's current text block ID (used in ChangeTextBlockCommand).
+        /// </summary>
+		public string TextBlockId
+        {
+            get
+            {
+				return BlockEngine.GetBlockInfo<TextBlockDataStruct>(Id).textBlockID;
+            }
+
+            set
+            {
+                BlockEngine.GetBlockInfo<TextBlockDataStruct>(Id).textBlockID.Set(value);
+				BlockEngine.GetBlockInfo<TextBlockNetworkDataStruct>(Id).newTextBlockID.Set(value);
+            }
+        }
+    }
+}

GamecraftModdingAPI/Blocks/Timer.cs

@@ -0,0 +1,119 @@
+using System;
+
+using RobocraftX.Blocks;
+using RobocraftX.Common;
+using Gamecraft.Blocks.TimerBlock;
+using Svelto.ECS;
+using Unity.Mathematics;
+
+using GamecraftModdingAPI;
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Blocks
+{
+    public class Timer : Block
+    {
+        /// <summary>
+        /// Places a new timer block.
+        /// </summary>
+        public static Timer PlaceNew(float3 position,
+            float3 rotation = default, BlockColors color = BlockColors.Default, byte darkness = 0,
+            int uscale = 1, float3 scale = default, Player player = null)
+        {
+            if (PlacementEngine.IsInGame && GameState.IsBuildMode())
+            {
+				EGID id = PlacementEngine.PlaceBlock(BlockIDs.Timer, color, darkness,
+                                                     position, uscale, scale, player, rotation);
+                return new Timer(id);
+            }
+
+            return null;
+        }
+
+        public Timer(EGID id) : base(id)
+        {
+            if (!BlockEngine.GetBlockInfoExists<TimerBlockDataStruct>(this.Id))
+            {
+                throw new BlockTypeException($"Block is not a {this.GetType().Name} block");
+            }
+        }
+
+        public Timer(uint id) : base(new EGID(id, CommonExclusiveGroups.BUILD_TIMER_BLOCK_GROUP))
+        {
+			if (!BlockEngine.GetBlockInfoExists<TimerBlockDataStruct>(this.Id))
+            {
+                throw new BlockTypeException($"Block is not a {this.GetType().Name} block");
+            }
+        }
+
+        // custom timer properties
+
+        /// <summary>
+        /// The player-specified start time.
+        /// </summary>
+        public float Start
+        {
+            get
+            {
+				return BlockEngine.GetBlockInfo<TimerBlockDataStruct>(Id).startTime;
+            }
+
+            set
+            {
+				ref TimerBlockDataStruct tbds = ref BlockEngine.GetBlockInfo<TimerBlockDataStruct>(Id);
+				tbds.startTime = value;
+            }
+        }
+
+        /// <summary>
+        /// The player-specified end time.
+        /// </summary>
+        public float End
+        {
+            get
+            {
+				return BlockEngine.GetBlockInfo<TimerBlockDataStruct>(Id).endTime;
+            }
+
+            set
+            {
+				ref TimerBlockDataStruct tbds = ref BlockEngine.GetBlockInfo<TimerBlockDataStruct>(Id);
+				tbds.endTime = value;
+            }
+        }
+
+		/// <summary>
+        /// Whether to display time with millisecond precision.
+        /// </summary>
+        public bool DisplayMilliseconds
+        {
+            get
+            {
+				return BlockEngine.GetBlockInfo<TimerBlockDataStruct>(Id).outputFormatHasMS;
+            }
+
+            set
+            {
+                ref TimerBlockDataStruct tbds = ref BlockEngine.GetBlockInfo<TimerBlockDataStruct>(Id);
+				tbds.outputFormatHasMS = value;
+            }
+        }
+
+		/// <summary>
+        /// Current time (as of the last video frame), in milliseconds.
+        /// </summary>
+        public int CurrentTime
+        {
+            get
+            {
+				return BlockEngine.GetBlockInfo<TimerBlockLabelCacheEntityStruct>(Id).timeLastRenderFrameMS;
+            }
+
+            set
+            {
+				ref TimerBlockLabelCacheEntityStruct tblces = ref BlockEngine.GetBlockInfo<TimerBlockLabelCacheEntityStruct>(Id);
+				tblces.timeLastRenderFrameMS = value;
+            }
+        }
+    }
+}

GamecraftModdingAPI/Commands/CommandBuilder.cs

@@ -1,9 +1,10 @@
 using System;
 
 using Svelto.ECS;
-using TechbloxModdingAPI.Utility;
 
-namespace TechbloxModdingAPI.Commands
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Commands
 {
     /// <summary>
     /// Custom Command builder.

GamecraftModdingAPI/Commands/CommandEngineFactory.cs

@@ -4,7 +4,7 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 
-namespace TechbloxModdingAPI.Commands
+namespace GamecraftModdingAPI.Commands
 {
     /// <summary>
     /// UNIMPLEMENTED!

GamecraftModdingAPI/Commands/CommandExceptions.cs

@@ -1,7 +1,7 @@
 using System;
-namespace TechbloxModdingAPI.Commands
+namespace GamecraftModdingAPI.Commands
 {
-	public class CommandException : TechbloxModdingAPIException
+	public class CommandException : GamecraftModdingAPIException
     {
 		public CommandException() : base() {}
 

GamecraftModdingAPI/Commands/CommandManager.cs

@@ -5,9 +5,10 @@ using System.Text;
 using System.Threading.Tasks;
 
 using Svelto.ECS;
-using TechbloxModdingAPI.Utility;
 
-namespace TechbloxModdingAPI.Commands
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Commands
 {
     /// <summary>
     /// Keeps track of custom commands

GamecraftModdingAPI/Commands/CommandPatch.cs

@@ -0,0 +1,38 @@
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Reflection;
+
+using HarmonyLib;
+using Svelto.Context;
+using Svelto.ECS;
+using RobocraftX;
+
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Commands
+{
+    /// <summary>
+    /// Patch of RobocraftX.GUI.CommandLine.CommandLineCompositionRoot.Compose<T>()
+    /// </summary>
+    // TODO: fix
+    [HarmonyPatch]
+    //[HarmonyPatch(typeof(RobocraftX.GUI.CommandLine.CommandLineCompositionRoot))]
+	//[HarmonyPatch("Compose")]
+    //[HarmonyPatch("Compose", new Type[] { typeof(UnityContext<FullGameCompositionRoot>), typeof(EnginesRoot), typeof(World), typeof(Action), typeof(MultiplayerInitParameters), typeof(StateSyncRegistrationHelper)})]
+    static class CommandPatch
+    {
+        public static void Postfix(EnginesRoot enginesRoot)
+        {
+            // When a game is loaded, register the command engines
+            CommandManager.RegisterEngines(enginesRoot);
+        }
+
+        public static MethodBase TargetMethod(Harmony instance)
+        {
+			return typeof(RobocraftX.GUI.CommandLine.CommandLineCompositionRoot).GetMethod("Compose").MakeGenericMethod(typeof(object));
+            //return func.Method;
+        }
+    }
+}

GamecraftModdingAPI/Commands/CommandRegistrationHelper.cs

@@ -4,17 +4,22 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 
-namespace TechbloxModdingAPI.Commands
+using uREPL;
+using RobocraftX.CommandLine.Custom;
+
+namespace GamecraftModdingAPI.Commands
 {
     /// <summary>
-    /// Convenient methods for registering commands to Techblox.
+    /// Convenient methods for registering commands to Gamecraft.
     /// All methods register to the command line and console block by default.
     /// </summary>
     public static class CommandRegistrationHelper
     {
         public static void Register(string name, Action action, string desc, bool noConsole = false)
         {
-            CustomCommands.Register(name, action, desc);
+            RuntimeCommands.Register(name, action, desc);
+            if (noConsole) { return; }
+            ConsoleCommands.Register(name, action, desc);
         }
 
         public static void Register(string name, Action<object> action, string desc, bool noConsole = false)
@@ -34,42 +39,50 @@ namespace TechbloxModdingAPI.Commands
 
         public static void Register<Param0>(string name, Action<Param0> action, string desc, bool noConsole = false)
         {
-            CustomCommands.Register(name, action, desc);
+            RuntimeCommands.Register<Param0>(name, action, desc);
+            if (noConsole) { return; }
+            ConsoleCommands.Register<Param0>(name, action, desc);
         }
 
         public static void Register<Param0, Param1>(string name, Action<Param0, Param1> action, string desc, bool noConsole = false)
         {
-            CustomCommands.Register(name, action, desc);
+            RuntimeCommands.Register<Param0, Param1>(name, action, desc);
+            if (noConsole) { return; }
+            ConsoleCommands.Register<Param0, Param1>(name, action, desc);
         }
 
         public static void Register<Param0, Param1, Param2>(string name, Action<Param0, Param1, Param2> action, string desc, bool noConsole = false)
         {
-            CustomCommands.Register(name, action, desc);
+            RuntimeCommands.Register<Param0, Param1, Param2>(name, action, desc);
+            if (noConsole) { return; }
+            ConsoleCommands.Register<Param0, Param1, Param2>(name, action, desc);
         }
 
         public static void Unregister(string name, bool noConsole = false)
         {
-            CustomCommands.Unregister(name);
+            RuntimeCommands.Unregister(name);
+            if (noConsole) { return; }
+            ConsoleCommands.Unregister(name);
         }
 
         public static void Call(string name)
         {
-            CustomCommands.Call(name);
+            RuntimeCommands.Call(name);
         }
 
         public static void Call<Param0>(string name, Param0 param0)
         {
-            CustomCommands.Call(name, param0);
+            RuntimeCommands.Call<Param0>(name, param0);
         }
 
         public static void Call<Param0, Param1>(string name, Param0 param0, Param1 param1)
         {
-            CustomCommands.Call(name, param0, param1);
+            RuntimeCommands.Call<Param0, Param1>(name, param0, param1);
         }
 
         public static void Call<Param0, Param1, Param2>(string name, Param0 param0, Param1 param1, Param2 param2)
         {
-            CustomCommands.Call(name, param0, param1, param2);
+            RuntimeCommands.Call<Param0, Param1, Param2>(name, param0, param1, param2);
         }
     }
 }

GamecraftModdingAPI/Commands/ExistingCommands.cs

@@ -0,0 +1,42 @@
+using System;
+
+using uREPL;
+
+namespace GamecraftModdingAPI.Commands
+{
+    public static class ExistingCommands
+    {
+        public static void Call(string commandName)
+		{
+			RuntimeCommands.Call(commandName);
+		}
+
+		public static void Call<Arg0>(string commandName, Arg0 arg0)
+        {
+			RuntimeCommands.Call<Arg0>(commandName, arg0);
+        }
+
+		public static void Call<Arg0, Arg1>(string commandName, Arg0 arg0, Arg1 arg1)
+        {
+			RuntimeCommands.Call<Arg0, Arg1>(commandName, arg0, arg1);
+        }
+
+		public static void Call<Arg0, Arg1, Arg2>(string commandName, Arg0 arg0, Arg1 arg1, Arg2 arg2)
+        {
+			RuntimeCommands.Call<Arg0, Arg1, Arg2>(commandName, arg0, arg1, arg2);
+        }
+
+        public static bool Exists(string commandName)
+		{
+			return RuntimeCommands.HasRegistered(commandName);
+		}
+
+        public static string[] GetCommandNames()
+		{
+			var keys = RuntimeCommands.table.Keys;
+			string[] res = new string[keys.Count];
+			keys.CopyTo(res, 0);
+			return res;
+		}
+    }
+}

GamecraftModdingAPI/Commands/ICustomCommandEngine.cs

@@ -6,10 +6,10 @@ using System.Threading.Tasks;
 
 using Svelto.ECS;
 
-using TechbloxModdingAPI.Utility;
+using GamecraftModdingAPI.Utility;
-using TechbloxModdingAPI.Engines;
+using GamecraftModdingAPI.Engines;
 
-namespace TechbloxModdingAPI.Commands
+namespace GamecraftModdingAPI.Commands
 {
     /// <summary>
     /// Engine interface to handle command operations.

GamecraftModdingAPI/Commands/SimpleCustomCommandEngine.cs

@@ -5,9 +5,10 @@ using System.Text;
 using System.Threading.Tasks;
 
 using Svelto.ECS;
-using TechbloxModdingAPI.Utility;
 
-namespace TechbloxModdingAPI.Commands
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Commands
 {
     /// <summary>
     /// A simple implementation of ICustomCommandEngine sufficient for most commands.
@@ -36,13 +37,13 @@ namespace TechbloxModdingAPI.Commands
 
 		public void Dispose()
         {
-            Logging.MetaDebugLog($"Unregistering SimpleCustomCommandEngine {this.Name}");
+            GamecraftModdingAPI.Utility.Logging.MetaDebugLog($"Unregistering SimpleCustomCommandEngine {this.Name}");
             CommandRegistrationHelper.Unregister(this.Name);
         }
 
         public void Ready()
         {
-            Logging.MetaDebugLog($"Registering SimpleCustomCommandEngine {this.Name}");
+            GamecraftModdingAPI.Utility.Logging.MetaDebugLog($"Registering SimpleCustomCommandEngine {this.Name}");
 			CommandRegistrationHelper.Register(this.Name, this.InvokeCatchError, this.Description);
         }
 

GamecraftModdingAPI/Commands/SimpleCustomCommandEngine1.cs

@@ -5,9 +5,10 @@ using System.Text;
 using System.Threading.Tasks;
 
 using Svelto.ECS;
-using TechbloxModdingAPI.Utility;
 
-namespace TechbloxModdingAPI.Commands
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Commands
 {
     /// <summary>
     /// A simple implementation of ICustomCommandEngine sufficient for most commands.
@@ -27,13 +28,13 @@ namespace TechbloxModdingAPI.Commands
 
 		public void Dispose()
         {
-            Logging.MetaDebugLog($"Unregistering SimpleCustomCommandEngine {this.Name}");
+            GamecraftModdingAPI.Utility.Logging.MetaDebugLog($"Unregistering SimpleCustomCommandEngine {this.Name}");
             CommandRegistrationHelper.Unregister(this.Name);
         }
 
         public void Ready()
         {
-            Logging.MetaDebugLog($"Registering SimpleCustomCommandEngine {this.Name}");
+            GamecraftModdingAPI.Utility.Logging.MetaDebugLog($"Registering SimpleCustomCommandEngine {this.Name}");
 			CommandRegistrationHelper.Register<A>(this.Name, this.InvokeCatchError, this.Description);
         }
 

GamecraftModdingAPI/Commands/SimpleCustomCommandEngine2.cs

@@ -5,9 +5,10 @@ using System.Text;
 using System.Threading.Tasks;
 
 using Svelto.ECS;
-using TechbloxModdingAPI.Utility;
 
-namespace TechbloxModdingAPI.Commands
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Commands
 {
     /// <summary>
     /// A simple implementation of ICustomCommandEngine sufficient for most commands.
@@ -27,13 +28,13 @@ namespace TechbloxModdingAPI.Commands
 
 		public void Dispose()
         {
-            Logging.MetaDebugLog($"Unregistering SimpleCustomCommandEngine {this.Name}");
+            GamecraftModdingAPI.Utility.Logging.MetaDebugLog($"Unregistering SimpleCustomCommandEngine {this.Name}");
             CommandRegistrationHelper.Unregister(this.Name);
         }
 
         public void Ready()
         {
-            Logging.MetaDebugLog($"Registering SimpleCustomCommandEngine {this.Name}");
+            GamecraftModdingAPI.Utility.Logging.MetaDebugLog($"Registering SimpleCustomCommandEngine {this.Name}");
 			CommandRegistrationHelper.Register<A,B>(this.Name, this.InvokeCatchError, this.Description);
         }
 

GamecraftModdingAPI/Commands/SimpleCustomCommandEngine3.cs

@@ -5,9 +5,10 @@ using System.Text;
 using System.Threading.Tasks;
 
 using Svelto.ECS;
-using TechbloxModdingAPI.Utility;
 
-namespace TechbloxModdingAPI.Commands
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Commands
 {
     /// <summary>
     /// A simple implementation of ICustomCommandEngine sufficient for most commands.
@@ -27,13 +28,13 @@ namespace TechbloxModdingAPI.Commands
 
 		public void Dispose()
         {
-            Logging.MetaDebugLog($"Unregistering SimpleCustomCommandEngine {this.Name}");
+            GamecraftModdingAPI.Utility.Logging.MetaDebugLog($"Unregistering SimpleCustomCommandEngine {this.Name}");
             CommandRegistrationHelper.Unregister(this.Name);
         }
 
         public void Ready()
         {
-            Logging.MetaDebugLog($"Registering SimpleCustomCommandEngine {this.Name}");
+            GamecraftModdingAPI.Utility.Logging.MetaDebugLog($"Registering SimpleCustomCommandEngine {this.Name}");
 			CommandRegistrationHelper.Register<A,B,C>(this.Name, this.InvokeCatchError, this.Description);
         }
 

GamecraftModdingAPI/Engines/IApiEngine.cs

@@ -6,10 +6,10 @@ using System.Threading.Tasks;
 
 using Svelto.ECS;
 
-namespace TechbloxModdingAPI.Engines
+namespace GamecraftModdingAPI.Engines
 {
     /// <summary>
-    /// Base engine interface used by all TechbloxModdingAPI engines
+    /// Base engine interface used by all GamecraftModdingAPI engines
     /// </summary>
     public interface IApiEngine : IEngine, IQueryingEntitiesEngine, IDisposable
     {

GamecraftModdingAPI/Engines/IFactoryEngine.cs

@@ -6,9 +6,9 @@ using System.Threading.Tasks;
 
 using Svelto.ECS;
 
-using TechbloxModdingAPI.Utility;
+using GamecraftModdingAPI.Utility;
 
-namespace TechbloxModdingAPI.Engines
+namespace GamecraftModdingAPI.Engines
 {
     /// <summary>
     /// Engine interface to create a ModEventEntityStruct in entitiesDB when Emit() is called.

GamecraftModdingAPI/Engines/IReactionaryEngine.cs

@@ -7,9 +7,9 @@ using System.Threading.Tasks;
 using Svelto.ECS;
 using Svelto.ECS.Internal;
 
-using TechbloxModdingAPI.Events;
+using GamecraftModdingAPI.Events;
 
-namespace TechbloxModdingAPI.Engines
+namespace GamecraftModdingAPI.Engines
 {
     /// <summary>
     /// Engine interface to handle ModEventEntityStruct events emitted by IEventEmitterEngines.

GamecraftModdingAPI/Events/DeterministicStepComposeEngineGroupsPatch.cs

@@ -0,0 +1,46 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+
+using HarmonyLib;
+using Svelto.ECS;
+using RobocraftX.Common;
+using RobocraftX.StateSync;
+
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Events
+{
+    /// <summary>
+    /// Patch of RobocraftX.StateSync.DeterministicStepCompositionRoot.ComposeEnginesGroups(...)
+    /// </summary>
+	//[HarmonyPatch(typeof(DeterministicStepCompositionRoot), "DeterministicCompose")]
+	[HarmonyPatch]
+	class GameHostTransitionDeterministicGroupEnginePatch
+    {
+
+		public static readonly GameStateBuildEmitterEngine buildEngine = new GameStateBuildEmitterEngine();
+
+		public static readonly GameStateSimulationEmitterEngine simEngine = new GameStateSimulationEmitterEngine();
+        
+		public static void Postfix()
+        {
+			//stateSyncReg.buildModeInitializationEngines.Add(buildEngine);
+			//stateSyncReg.simulationModeInitializationEngines.Add(simEngine);
+			//enginesRoot.AddEngine(buildEngine);
+			//enginesRoot.AddEngine(simEngine);
+			buildEngine.EmitIfBuildMode();
+			simEngine.EmitIfSimMode();
+        }
+
+		[HarmonyTargetMethod]
+		public static MethodBase TargetMethod(Harmony harmonyInstance)
+		{
+			return AccessTools.Method(AccessTools.TypeByName("RobocraftX.StateSync.GameHostTransitionDeterministicGroupEngine"), "EndTransition");
+				              //.MakeGenericMethod(typeof(CosmeticEnginesSequenceBuildOrder), typeof(CosmeticEnginesSequenceSimOrder), typeof(DeterministicToCosmeticSyncBuildOrder), typeof(DeterministicToCosmeticSyncSimOrder));
+		}
+    }
+}

GamecraftModdingAPI/Events/EmitterBuilder.cs

@@ -0,0 +1,105 @@
+using System;
+
+using Svelto.ECS;
+
+namespace GamecraftModdingAPI.Events
+{
+    public class EmitterBuilder
+    {
+		private string name;
+
+		private int? type;
+
+        /// <summary>
+        /// Create a new event emitter builder.
+        /// </summary>
+        public EmitterBuilder()
+        {
+        }
+
+        /// <summary>
+        /// Create a new event emitter builder.
+		/// This is equivalent to new <code>EmitterBuilder().Name(name)</code>
+        /// </summary>
+        /// <param name="name">The emitter name.</param>
+		public EmitterBuilder(string name)
+		{
+			this.name = name;
+		}
+
+        /// <summary>
+		/// Create and return an event emitter builder.
+        /// </summary>
+        /// <returns>The builder.</returns>
+		public static EmitterBuilder Builder()
+		{
+			return new EmitterBuilder();
+		}
+
+        /// <summary>
+        /// Create and return an event emitter builder.
+		/// This is equivalent to <code>Builder().Name(name)</code>
+        /// </summary>
+        /// <returns>The builder.</returns>
+        /// <param name="name">The emitter name.</param>
+		public static EmitterBuilder Builder(string name)
+		{
+			return new EmitterBuilder(name);
+		}
+
+        /// <summary>
+        /// Name the event emitter.
+        /// </summary>
+        /// <returns>The builder.</returns>
+        /// <param name="name">The event emitter name.</param>
+		public EmitterBuilder Name(string name)
+		{
+			this.name = name;
+			return this;
+		}
+
+        /// <summary>
+        /// Set the type of event to handle.
+        /// </summary>
+        /// <returns>The builder.</returns>
+        /// <param name="eventType">The event type.</param>
+		public EmitterBuilder Handle(EventType eventType)
+		{
+			return Handle((int)eventType);
+		}
+
+		/// <summary>
+        /// Set the type of event to handle.
+        /// </summary>
+        /// <returns>The builder.</returns>
+        /// <param name="eventType">The event type.</param>
+		public EmitterBuilder Handle(int eventType)
+		{
+			this.type = eventType;
+			return this;
+		}
+
+        /// <summary>
+        /// Build the event emitter.
+        /// </summary>
+        /// <returns>The event emitter.</returns>
+        /// <param name="register">Automatically register the event emitter with EventManager.AddEventemitter().</param>
+		public IEventEmitterEngine Build(bool register = true)
+		{
+			if (string.IsNullOrWhiteSpace(name))
+            {
+                throw new EventParameterMissingException("Event emitter name must be defined before Build() is called");
+            }
+			if (!type.HasValue)
+			{
+				throw new EventParameterMissingException("Event emitter event type must be defined before Build() is called");
+			}
+			SimpleEventEmitterEngine result = new SimpleEventEmitterEngine(type.Value, name);
+			if (register)
+			{
+				EventManager.AddEventEmitter(result);
+			}
+			return result;
+		}
+    }
+}

GamecraftModdingAPI/Events/EventEngineFactory.cs

@@ -0,0 +1,60 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+using Svelto.ECS;
+
+namespace GamecraftModdingAPI.Events
+{
+    /// <summary>
+    /// Convenient factories for mod event engines
+    /// </summary>
+    public static class EventEngineFactory
+    {
+        /// <summary>
+        /// Factory method which automatically adds the SimpleEventHandlerEngine to the Manager
+        /// </summary>
+        /// <param name="name">The name of the engine</param>
+        /// <param name="type">The type of event to handle</param>
+        /// <param name="onActivated">The operation to do when the event is created</param>
+        /// <param name="onDestroyed">The operation to do when the event is destroyed (if applicable)</param>
+        /// <returns>The created object</returns>
+        public static SimpleEventHandlerEngine CreateAddSimpleHandler(string name, int type, Action onActivated, Action onDestroyed)
+        {
+            var engine = new SimpleEventHandlerEngine(onActivated, onDestroyed, type, name);
+            EventManager.AddEventHandler(engine);
+            return engine;
+        }
+
+        /// <summary>
+        /// Factory method which automatically adds the SimpleEventHandlerEngine to the Manager
+        /// </summary>
+        /// <param name="name">The name of the engine</param>
+        /// <param name="type">The type of event to handle</param>
+        /// <param name="onActivated">The operation to do when the event is created</param>
+        /// <param name="onDestroyed">The operation to do when the event is destroyed (if applicable)</param>
+        /// <returns>The created object</returns>
+        public static SimpleEventHandlerEngine CreateAddSimpleHandler(string name, int type, Action<EntitiesDB> onActivated, Action<EntitiesDB> onDestroyed)
+        {
+            var engine = new SimpleEventHandlerEngine(onActivated, onDestroyed, type, name);
+            EventManager.AddEventHandler(engine);
+            return engine;
+        }
+
+        /// <summary>
+        /// Factory method which automatically adds the SimpleEventEmitterEngine to the Manager
+        /// </summary>
+        /// <param name="name">The name of the engine</param>
+        /// <param name="type">The type of event to emit</param>
+        /// <param name="isRemovable">Will removing this engine not break your code?</param>
+        /// <returns>The created object</returns>
+        public static SimpleEventEmitterEngine CreateAddSimpleEmitter(string name, int type, bool isRemovable = true)
+        {
+            var engine = new SimpleEventEmitterEngine(type, name, isRemovable);
+            EventManager.AddEventEmitter(engine);
+            return engine;
+        }
+    }
+}

GamecraftModdingAPI/Events/EventExceptions.cs

@@ -0,0 +1,66 @@
+using System;
+namespace GamecraftModdingAPI.Events
+{
+	public class EventException : GamecraftModdingAPIException
+	{
+		public EventException()
+		{
+		}
+
+		public EventException(string message) : base(message)
+		{
+		}
+
+		public EventException(string message, Exception innerException) : base(message, innerException)
+		{
+		}
+	}
+
+	public class EventNotFoundException : EventException
+	{
+		public EventNotFoundException()
+		{
+		}
+
+		public EventNotFoundException(string message) : base(message)
+		{
+		}
+	}
+
+	public class EventAlreadyExistsException : EventException
+	{
+		public EventAlreadyExistsException()
+		{
+		}
+
+		public EventAlreadyExistsException(string message) : base(message)
+		{
+		}
+	}
+
+	public class EventRuntimeException : EventException
+	{
+		public EventRuntimeException()
+		{
+		}
+
+		public EventRuntimeException(string message) : base(message)
+		{
+		}
+
+		public EventRuntimeException(string message, Exception innerException) : base(message, innerException)
+		{
+		}
+	}
+
+	public class EventParameterMissingException : EventException
+	{
+		public EventParameterMissingException()
+		{
+		}
+
+		public EventParameterMissingException(string message) : base(message)
+		{
+		}
+	}
+}

GamecraftModdingAPI/Events/EventManager.cs

@@ -0,0 +1,128 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+using Svelto.ECS;
+
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Events
+{
+    /// <summary>
+    /// Keeps track of event handlers and emitters.
+    /// This is used to add, remove and get API event handlers and emitters.
+    /// </summary>
+    public static class EventManager
+    {
+        private static Dictionary<string, IEventEmitterEngine> _eventEmitters = new Dictionary<string, IEventEmitterEngine>();
+
+        private static Dictionary<string, IEventHandlerEngine> _eventHandlers = new Dictionary<string, IEventHandlerEngine>();
+
+		private static EnginesRoot _lastEngineRoot;
+
+        // event handler management
+        
+        public static void AddEventHandler(IEventHandlerEngine engine)
+        {
+			if (ExistsEventHandler(engine))
+			{
+				throw new EventAlreadyExistsException($"IEventHandlerEngine {engine.Name} already exists");
+			}
+            _eventHandlers[engine.Name] = engine;
+			if (_lastEngineRoot != null)
+            {
+				Logging.MetaDebugLog($"Registering IEventHandlerEngine {engine.Name}");
+                _lastEngineRoot.AddEngine(engine);
+            }
+        }
+
+        public static bool ExistsEventHandler(string name)
+        {
+            return _eventHandlers.ContainsKey(name);
+        }
+
+        public static bool ExistsEventHandler(IEventHandlerEngine engine)
+        {
+            return ExistsEventHandler(engine.Name);
+        }
+
+        public static IEventHandlerEngine GetEventHandler(string name)
+        {
+            return _eventHandlers[name];
+        }
+
+        public static string[] GetEventHandlerNames()
+        {
+            return _eventHandlers.Keys.ToArray();
+        }
+
+        public static void RemoveEventHandler(string name)
+        {
+            _eventHandlers.Remove(name);
+        }
+
+        // event emitter management
+
+        public static void AddEventEmitter(IEventEmitterEngine engine)
+        {
+			if (ExistsEventEmitter(engine))
+            {
+                throw new EventAlreadyExistsException($"IEventEmitterEngine {engine.Name} already exists");
+            }
+            _eventEmitters[engine.Name] = engine;
+			if (_lastEngineRoot != null)
+			{
+				Logging.MetaDebugLog($"Registering IEventEmitterEngine {engine.Name}");
+				_lastEngineRoot.AddEngine(engine);
+			}
+        }
+
+        public static bool ExistsEventEmitter(string name)
+        {
+            return _eventEmitters.ContainsKey(name);
+        }
+
+        public static bool ExistsEventEmitter(IEventEmitterEngine engine)
+        {
+            return ExistsEventEmitter(engine.Name);
+        }
+
+        public static IEventEmitterEngine GetEventEmitter(string name)
+        {
+            return _eventEmitters[name];
+        }
+
+        public static string[] GetEventEmitterNames()
+        {
+            return _eventEmitters.Keys.ToArray();
+        }
+
+        public static void RemoveEventEmitter(string name)
+        {
+            if (_eventEmitters[name].isRemovable)
+            {
+                _eventEmitters.Remove(name);
+            }
+        }
+
+        public static void RegisterEngines(EnginesRoot enginesRoot)
+        {
+			_lastEngineRoot = enginesRoot;
+            // Register handlers before emitters so no events are missed
+            var entityFactory = enginesRoot.GenerateEntityFactory();
+            foreach (var key in _eventHandlers.Keys)
+            {
+                Logging.MetaDebugLog($"Registering IEventHandlerEngine {_eventHandlers[key].Name}");
+                enginesRoot.AddEngine(_eventHandlers[key]);
+            }
+            foreach (var key in _eventEmitters.Keys)
+            {
+                Logging.MetaDebugLog($"Registering IEventEmitterEngine {_eventEmitters[key].Name}");
+                _eventEmitters[key].Factory = entityFactory;
+                enginesRoot.AddEngine(_eventEmitters[key]);
+            }
+        }
+    }
+}

GamecraftModdingAPI/Events/EventType.cs

@@ -0,0 +1,24 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace GamecraftModdingAPI.Events
+{
+    /// <summary>
+    /// Built-in event types.
+    /// These are configured to fire when the API is initialized.
+    /// </summary>
+    public enum EventType
+    {
+        ApplicationInitialized,
+        Menu,
+        MenuSwitchedTo,
+        Game,
+        GameReloaded,
+        GameSwitchedTo,
+        SimulationSwitchedTo,
+        BuildSwitchedTo
+    }
+}

GamecraftModdingAPI/Events/GameActivatedComposePatch.cs

@@ -0,0 +1,60 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+
+using HarmonyLib;
+using RobocraftX.CR.MainGame;
+using Svelto.ECS;
+using Unity.Entities;
+
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Events
+{
+    /// <summary>
+    /// Patch of RobocraftX.FullGameCompositionRoot.ActivateGame()
+    /// </summary>
+	[HarmonyPatch]
+    class GameActivatedComposePatch
+    {
+		public static bool IsGameSwitching = false;
+
+		public static bool IsGameReloading = false;
+
+        public static void Postfix(ref object contextHolder, ref EnginesRoot enginesRoot, World physicsWorld)
+        {
+            // register custom game engines
+			GameEngineManager.RegisterEngines(enginesRoot);
+			// initialize AsyncUtils
+			AsyncUtils.Setup(enginesRoot);
+			// initialize Block
+			Block.Setup(physicsWorld);
+			// A new EnginesRoot is always created when ActivateGame is called
+            // so all event emitters and handlers must be re-registered.
+			EventManager.RegisterEngines(enginesRoot);
+            Logging.Log("Dispatching Game Activated event");
+            EventManager.GetEventEmitter("GamecraftModdingAPIGameActivatedEventEmitter").Emit();
+			if (IsGameSwitching)
+			{
+				IsGameSwitching = false;
+                Logging.Log("Dispatching Game Switched To event");
+                EventManager.GetEventEmitter("GamecraftModdingAPIGameSwitchedToEventEmitter").Emit();
+			}
+			if (IsGameReloading)
+			{
+				IsGameReloading = false;
+				Logging.Log("Dispatching Game Reloaded event");
+                EventManager.GetEventEmitter("GamecraftModdingAPIGameReloadedEventEmitter").Emit();
+			}
+        }
+
+        public static MethodBase TargetMethod()
+        {
+            return typeof(MainGameCompositionRoot).GetMethods().First(m => m.Name == "Compose")
+                .MakeGenericMethod(typeof(object));
+        }
+    }
+}

GamecraftModdingAPI/Events/GameReloadedPatch.cs

@@ -0,0 +1,25 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+using HarmonyLib;
+using RobocraftX;
+
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Events
+{
+    /// <summary>
+    /// Patch of RobocraftX.FullGameCompositionRoot.ReloadGame()
+    /// </summary>
+    [HarmonyPatch(typeof(FullGameCompositionRoot), "ReloadGame")]
+    class GameReloadedPatch
+    {
+        public static void Postfix()
+        {
+			GameActivatedComposePatch.IsGameReloading = true;
+        }
+    }
+}

GamecraftModdingAPI/Events/GameStateBuildEmitterEngine.cs

@@ -0,0 +1,54 @@
+using System;
+
+using Unity.Jobs;
+using RobocraftX.SimulationModeState;
+using RobocraftX.StateSync;
+using Svelto.ECS;
+
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Events
+{
+    /// <summary>
+    /// Event emitter engine for switching to to build mode.
+    /// </summary>
+	public class GameStateBuildEmitterEngine : IEventEmitterEngine, IUnorderedInitializeOnTimeStoppedModeEntered
+	{
+		public string Name { get; } = "GamecraftModdingAPIGameStateBuildEventEmitter" ;
+
+		public EntitiesDB entitiesDB { set; private get; }
+
+		public int type { get; } = (int)EventType.BuildSwitchedTo;
+
+		public bool isRemovable { get; } = false;
+
+		public IEntityFactory Factory { set; private get; }
+
+		public void Dispose() { }
+
+		public void Emit()
+		{
+			Logging.Log("Dispatching Build Switched To event");
+			if (Factory == null) { return; }
+			Factory.BuildEntity<ModEventEntityDescriptor>(ApiExclusiveGroups.eventID++, ApiExclusiveGroups.eventsExclusiveGroup)
+                .Init(new ModEventEntityStruct { type = type });
+		}
+
+        public void EmitIfBuildMode()
+		{
+			//Logging.MetaDebugLog($"nextSimulationMode: {entitiesDB.QueryUniqueEntity<SimulationModeStateEntityStruct>(SimulationModeStateExclusiveGroups.GAME_STATE_GROUP).nextSimulationMode}");
+			if (entitiesDB.QueryUniqueEntity<SimulationModeStateEntityStruct>(SimulationModeStateExclusiveGroups.GAME_STATE_GROUP).nextSimulationMode == SimulationMode.TimeStopped)
+			{
+				Emit();
+			}
+		}
+        
+		public JobHandle OnInitializeTimeStoppedMode(JobHandle inputDeps)
+		{
+			Emit();
+			return inputDeps;
+		}
+
+		public void Ready() { }
+	}
+}

GamecraftModdingAPI/Events/GameStateSimulationEmitterEngine.cs

@@ -0,0 +1,53 @@
+using System;
+
+using Unity.Jobs;
+using RobocraftX.SimulationModeState;
+using RobocraftX.StateSync;
+using Svelto.ECS;
+
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Events
+{
+    /// <summary>
+    /// Event emitter engine for switching to simulation mode.
+    /// </summary>
+	public class GameStateSimulationEmitterEngine : IEventEmitterEngine, IUnorderedInitializeOnTimeRunningModeEntered
+	{
+		public string Name { get; } = "GamecraftModdingAPIGameStateSimulationEventEmitter" ;
+
+		public EntitiesDB entitiesDB { set; private get; }
+
+		public int type { get; } = (int)EventType.SimulationSwitchedTo;
+
+		public bool isRemovable { get; } = false;
+
+		public IEntityFactory Factory { set; private get; }
+
+		public void Dispose() { }
+
+		public void Emit()
+		{
+			Logging.Log("Dispatching Simulation Switched To event");
+			if (Factory == null) { return; }
+			Factory.BuildEntity<ModEventEntityDescriptor>(ApiExclusiveGroups.eventID++, ApiExclusiveGroups.eventsExclusiveGroup)
+			       .Init(new ModEventEntityStruct { type = type });
+		}
+
+		public void EmitIfSimMode()
+        {
+			if (entitiesDB.QueryUniqueEntity<SimulationModeStateEntityStruct>(SimulationModeStateExclusiveGroups.GAME_STATE_GROUP).nextSimulationMode == SimulationMode.TimeRunning)
+            {
+                Emit();
+            }
+        }
+
+		public JobHandle OnInitializeTimeRunningMode(JobHandle inputDeps)
+		{
+			Emit();
+			return inputDeps;
+		}
+
+		public void Ready() { }
+	}
+}

GamecraftModdingAPI/Events/GameSwitchedToPatch.cs

@@ -0,0 +1,29 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Reflection;
+
+using HarmonyLib;
+using RobocraftX;
+using RobocraftX.CR.MainGame;
+using Svelto.ECS;
+
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Events
+{
+    /// <summary>
+    /// Patch of RobocraftX.FullGameCompositionRoot.ActivateGame()
+	/// (scheduled for execution during RobocraftX.FullGameCompositionRoot.SwitchToGame())
+    /// </summary>
+	[HarmonyPatch(typeof(FullGameCompositionRoot), "SwitchToGame")]
+    class GameSwitchedToPatch
+    {
+		public static void Prefix()
+        {
+			GameActivatedComposePatch.IsGameSwitching = true;
+        }
+    }
+}

GamecraftModdingAPI/Events/HandlerBuilder.cs

@@ -0,0 +1,165 @@
+using System;
+
+using Svelto.ECS;
+
+namespace GamecraftModdingAPI.Events
+{
+    public class HandlerBuilder
+    {
+		private string name;
+
+		private int? type;
+
+		private Action<EntitiesDB> activated;
+
+		private Action<EntitiesDB> destroyed;
+
+        /// <summary>
+        /// Create a new event handler builder.
+        /// </summary>
+        public HandlerBuilder()
+        {
+        }
+
+        /// <summary>
+        /// Create a new event handler builder.
+		/// This is equivalent to new <code>HandlerBuilder().Name(name)</code>
+        /// </summary>
+        /// <param name="name">The handler name.</param>
+		public HandlerBuilder(string name)
+		{
+			this.name = name;
+		}
+
+        /// <summary>
+		/// Create and return an event handler builder.
+        /// </summary>
+        /// <returns>The builder.</returns>
+		public static HandlerBuilder Builder()
+		{
+			return new HandlerBuilder();
+		}
+
+        /// <summary>
+        /// Create and return an event handler builder.
+		/// This is equivalent to <code>Builder().Name(name)</code>
+        /// </summary>
+        /// <returns>The builder.</returns>
+        /// <param name="name">The handler name.</param>
+		public static HandlerBuilder Builder(string name)
+		{
+			return new HandlerBuilder(name);
+		}
+
+        /// <summary>
+        /// Name the event handler.
+        /// </summary>
+        /// <returns>The builder.</returns>
+        /// <param name="name">The event handler name.</param>
+		public HandlerBuilder Name(string name)
+		{
+			this.name = name;
+			return this;
+		}
+
+        /// <summary>
+        /// Set the action to perform on when the activated event occurs.
+        /// </summary>
+        /// <returns>The builder.</returns>
+        /// <param name="action">The activated event action.</param>
+		public HandlerBuilder OnActivation(Action action)
+		{
+			return OnActivation((_) => { action(); });
+		}
+
+		/// <summary>
+        /// Set the action to perform on when the activated event occurs.
+        /// </summary>
+        /// <returns>The builder.</returns>
+        /// <param name="action">The activated event action.</param>
+		public HandlerBuilder OnActivation(Action<EntitiesDB> action)
+		{
+			this.activated = action;
+			return this;
+		}
+
+		/// <summary>
+        /// Set the action to perform when the destroyed event occurs.
+        /// </summary>
+        /// <returns>The builder.</returns>
+        /// <param name="action">The destroyed event action.</param>
+		public HandlerBuilder OnDestruction(Action action)
+        {
+            return OnDestruction((_) => { action(); });
+        }
+
+		/// <summary>
+        /// Set the action to perform when the destroyed event occurs.
+        /// </summary>
+        /// <returns>The builder.</returns>
+        /// <param name="action">The destroyed event action.</param>
+        public HandlerBuilder OnDestruction(Action<EntitiesDB> action)
+        {
+			this.destroyed = action;
+            return this;
+        }
+
+        /// <summary>
+        /// Set the type of event to handle.
+        /// </summary>
+        /// <returns>The builder.</returns>
+        /// <param name="eventType">The event type.</param>
+		public HandlerBuilder Handle(EventType eventType)
+		{
+			return Handle((int)eventType);
+		}
+
+		/// <summary>
+        /// Set the type of event to handle.
+        /// </summary>
+        /// <returns>The builder.</returns>
+        /// <param name="eventType">The event type.</param>
+		public HandlerBuilder Handle(int eventType)
+		{
+			this.type = eventType;
+			return this;
+		}
+
+        /// <summary>
+        /// Build the event handler.
+        /// </summary>
+        /// <returns>The event handler.</returns>
+        /// <param name="register">Automatically register the event handler with EventManager.AddEventHandler().</param>
+		public IEventHandlerEngine Build(bool register = true)
+		{
+			if (string.IsNullOrWhiteSpace(name))
+            {
+                throw new EventParameterMissingException("Event handler name must be defined before Build() is called");
+            }
+			if (activated == null && destroyed == null)
+			{
+				throw new EventParameterMissingException("Event handler destruction or activated event action must be defined before Build() is called");
+			}
+			if (!type.HasValue)
+			{
+				throw new EventParameterMissingException("Event handler event type must be defined before Build() is called");
+			}
+			Action<EntitiesDB> validActivated = activated;
+            if (validActivated == null)
+			{
+				validActivated = (_) => { };
+			}
+			Action<EntitiesDB> validDestroyed = destroyed;
+            if (validDestroyed == null)
+            {
+                validDestroyed = (_) => { };
+            }
+			SimpleEventHandlerEngine result = new SimpleEventHandlerEngine(validActivated, validDestroyed, type.Value, name);
+			if (register)
+			{
+				EventManager.AddEventHandler(result);
+			}
+			return result;
+		}
+    }
+}

GamecraftModdingAPI/Events/IEventEmitterEngine.cs

@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+using Svelto.ECS;
+
+using GamecraftModdingAPI.Engines;
+
+namespace GamecraftModdingAPI.Events
+{
+    /// <summary>
+    /// Engine interface to create a ModEventEntityStruct in entitiesDB when a specific event occurs.
+    /// </summary>
+	public interface IEventEmitterEngine : IFactoryEngine
+    {
+        /// <summary>
+		/// Emit the event. (Optional) 
+        /// </summary>
+		void Emit();
+    }
+}

GamecraftModdingAPI/Events/IEventHandlerEngine.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+using Svelto.ECS;
+using Svelto.ECS.Internal;
+
+using GamecraftModdingAPI.Engines;
+
+namespace GamecraftModdingAPI.Events
+{
+    /// <summary>
+    /// Engine interface to handle ModEventEntityStruct events emitted by IEventEmitterEngines.
+    /// </summary>
+	public interface IEventHandlerEngine : IReactionaryEngine<ModEventEntityStruct>
+    {
+    }
+}

GamecraftModdingAPI/Events/MenuActivatedPatch.cs

@@ -0,0 +1,42 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+using HarmonyLib;
+using RobocraftX;
+using Svelto.ECS;
+
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Events
+{
+    /// <summary>
+    /// Patch of RobocraftX.FullGameCompositionRoot.ActivateMenu()
+    /// </summary>
+    [HarmonyPatch(typeof(FullGameCompositionRoot), "ActivateMenu")]
+    class MenuActivatedPatch
+    {
+
+        private static bool firstLoad = true;
+        public static void Postfix(ref EnginesRoot ____frontEndEnginesRoot, FullGameCompositionRoot __instance)
+        {
+            // register custom menu engines
+            MenuEngineManager.RegisterEngines(____frontEndEnginesRoot);
+            // A new EnginesRoot is always created when ActivateMenu is called
+            // so all event emitters and handlers must be re-registered.
+            EventManager.RegisterEngines(____frontEndEnginesRoot);
+            if (firstLoad)
+            {
+                firstLoad = false;
+                FullGameFields.Init(__instance);
+				//Application.Application.SetFullGameCompositionRoot(__instance);
+                Logging.Log("Dispatching App Init event");
+                EventManager.GetEventEmitter("GamecraftModdingAPIApplicationInitializedEventEmitter").Emit();
+            }
+            Logging.Log("Dispatching Menu Activated event");
+            EventManager.GetEventEmitter("GamecraftModdingAPIMenuActivatedEventEmitter").Emit();
+        }
+    }
+}

GamecraftModdingAPI/Events/MenuSwitchedToPatch.cs

@@ -0,0 +1,28 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+using HarmonyLib;
+using RobocraftX;
+using Svelto.ECS;
+
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Events
+{
+    /// <summary>
+    /// Patch of RobocraftX.FullGameCompositionRoot.SwitchToMenu()
+    /// </summary>
+    [HarmonyPatch(typeof(FullGameCompositionRoot), "SwitchToMenu")]
+    class MenuSwitchedToPatch
+    {
+        public static void Postfix()
+        {
+            // Event emitters and handlers should already be registered by MenuActivated event
+            Logging.Log("Dispatching Menu Switched To event");
+            EventManager.GetEventEmitter("GamecraftModdingAPIMenuSwitchedToEventEmitter").Emit();
+        }
+    }
+}

GamecraftModdingAPI/Events/ModEventEntityDescriptor.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+using Svelto.ECS;
+
+namespace GamecraftModdingAPI.Events
+{
+    /// <summary>
+    /// EntityDescriptor for creating ModEventEntityStructs
+    /// </summary>
+    public class ModEventEntityDescriptor : GenericEntityDescriptor<ModEventEntityStruct>
+    {
+    }
+}

GamecraftModdingAPI/Events/ModEventEntityStruct.cs

@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+using Svelto.ECS;
+
+namespace GamecraftModdingAPI.Events
+{
+    /// <summary>
+    /// The event entity struct
+    /// </summary>
+	public struct ModEventEntityStruct : IEntityComponent, INeedEGID
+    {
+        /// <summary>
+        /// The type of event that has been emitted
+        /// </summary>
+        public int type;
+
+		public EGID ID { get; set; }
+	}
+}

GamecraftModdingAPI/Events/SimpleEventEmitterEngine.cs

@@ -0,0 +1,65 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+using Svelto.ECS;
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Events
+{
+    /// <summary>
+    /// A simple implementation of IEventEmitterEngine sufficient for most uses
+    /// </summary>
+    public class SimpleEventEmitterEngine : IEventEmitterEngine
+    {
+        public string Name { get; set; }
+        public int type { get; set; }
+
+        public bool isRemovable { get; }
+
+        public IEntityFactory Factory { private get; set; }
+
+        public EntitiesDB entitiesDB { set; private get; }
+
+        public void Ready() { }
+
+        /// <summary>
+        /// Emit the event
+        /// </summary>
+        public void Emit()
+        {
+            Factory.BuildEntity<ModEventEntityDescriptor>(ApiExclusiveGroups.eventID++, ApiExclusiveGroups.eventsExclusiveGroup)
+                .Init(new ModEventEntityStruct { type = type });
+        }
+
+        public void Dispose() { }
+
+        /// <summary>
+        /// Construct the engine
+        /// </summary>
+        /// <param name="type">The EventType to use for ModEventEntityStruct.type</param>
+        /// <param name="name">The name of this engine</param>
+        /// <param name="isRemovable">Will removing this engine not break your code?</param>
+        public SimpleEventEmitterEngine(EventType type, string name, bool isRemovable = true)
+        {
+            this.type = (int)type;
+            this.Name = name;
+            this.isRemovable = isRemovable;
+        }
+
+        /// <summary>
+        /// Construct the engine
+        /// </summary>
+        /// <param name="type">The object to use for ModEventEntityStruct.type</param>
+        /// <param name="name">The name of this engine</param>
+        /// <param name="isRemovable">Will removing this engine not break your code?</param>
+        public SimpleEventEmitterEngine(int type, string name, bool isRemovable = true)
+        {
+            this.type = type;
+            this.Name = name;
+            this.isRemovable = isRemovable;
+        }
+    }
+}

GamecraftModdingAPI/Events/SimpleEventHandlerEngine.cs

@@ -0,0 +1,145 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+using Svelto.ECS;
+
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Events
+{
+    /// <summary>
+    /// A simple implementation of IEventHandlerEngine sufficient for most uses
+    /// </summary>
+    public class SimpleEventHandlerEngine : IEventHandlerEngine
+    {
+        public int type { get; set; }
+        public string Name { get; set; }
+
+        private bool isActivated = false;
+
+		private bool jankActivateFix = false;
+
+		private bool jankDestroyFix = false;
+
+        private readonly Action<EntitiesDB> onActivated;
+
+        private readonly Action<EntitiesDB> onDestroyed;
+
+        public EntitiesDB entitiesDB { set; private get; }
+
+		public bool isRemovable => true;
+
+		public void Add(ref ModEventEntityStruct entityView, EGID egid)
+        {
+            if (entityView.type.Equals(this.type))
+            {
+				jankActivateFix = !jankActivateFix;
+                if (jankActivateFix) return;
+                isActivated = true;
+				onActivatedInvokeCatchError(entitiesDB);
+            }
+        }
+
+        /// <summary>
+        /// Manually activate the EventHandler.
+		/// Once activated, the next remove event will not be ignored.
+        /// </summary>
+        /// <param name="handle">Whether to invoke the activated action</param>
+		public void Activate(bool handle = false)
+		{
+			isActivated = true;
+			if (handle && entitiesDB != null)
+			{
+				onActivatedInvokeCatchError(entitiesDB);
+			}
+		}
+
+		public void Deactivate()
+		{
+			isActivated = false;
+		}
+
+        public void Ready() { }
+
+        public void Remove(ref ModEventEntityStruct entityView, EGID egid)
+        {
+            if (entityView.type.Equals(this.type) && isActivated)
+            {
+				jankDestroyFix = !jankDestroyFix;
+                if (jankDestroyFix) return;
+                isActivated = false;
+				onDestroyedInvokeCatchError(entitiesDB);
+            }
+        }
+
+        public void Dispose()
+        {
+            if (isActivated)
+            {
+                isActivated = false;
+				onDestroyedInvokeCatchError(entitiesDB);
+            }
+        }
+
+        /// <summary>
+        /// Construct the engine
+        /// </summary>
+        /// <param name="activated">The operation to do when the event is created</param>
+        /// <param name="removed">The operation to do when the event is destroyed (if applicable)</param>
+        /// <param name="type">The type of event to handle</param>
+        /// <param name="name">The name of the engine</param>
+        /// <param name="simple">A useless parameter to use to avoid Python overload resolution errors</param>
+        public SimpleEventHandlerEngine(Action activated, Action removed, int type, string name, bool simple = true) 
+            : this((EntitiesDB _) => { activated.Invoke(); }, (EntitiesDB _) => { removed.Invoke(); }, type, name) { }
+
+        /// <summary>
+        /// Construct the engine
+        /// </summary>
+        /// <param name="activated">The operation to do when the event is created</param>
+        /// <param name="removed">The operation to do when the event is destroyed (if applicable)</param>
+        /// <param name="type">The type of event to handler</param>
+        /// <param name="name">The name of the engine</param>
+        public SimpleEventHandlerEngine(Action<EntitiesDB> activated, Action<EntitiesDB> removed, int type, string name)
+        {
+            this.type = type;
+            this.Name = name;
+            this.onActivated = activated;
+            this.onDestroyed = removed;
+        }
+
+		private void onActivatedInvokeCatchError(EntitiesDB _entitiesDB)
+		{
+			try
+			{
+				onActivated.Invoke(_entitiesDB);
+			}
+			catch (Exception e)
+			{
+				EventRuntimeException wrappedException = new EventRuntimeException($"EventHandler {Name} threw an exception when activated", e);
+				Logging.LogWarning(wrappedException.ToString());
+			}
+		}
+
+		private void onDestroyedInvokeCatchError(EntitiesDB _entitiesDB)
+        {
+            try
+            {
+                onDestroyed.Invoke(_entitiesDB);
+            }
+            catch (Exception e)
+            {
+                EventRuntimeException wrappedException = new EventRuntimeException($"EventHandler {Name} threw an exception when destroyed", e);
+                Logging.LogWarning(wrappedException.ToString());
+            }
+        }
+
+		public SimpleEventHandlerEngine(Action activated, Action removed, EventType type, string name, bool simple = true)
+            : this((EntitiesDB _) => { activated.Invoke(); }, (EntitiesDB _) => { removed.Invoke(); }, (int)type, name) { }
+
+		public SimpleEventHandlerEngine(Action<EntitiesDB> activated, Action<EntitiesDB> removed, EventType type, string name, bool simple = true)
+			: this(activated, removed, (int)type, name) { }
+    }
+}

GamecraftModdingAPI/GamecraftModdingAPI.csproj

@@ -0,0 +1,868 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <TargetFramework>net472</TargetFramework>
+    <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
+    <Version>1.4.0-preview</Version>
+    <Authors>Exmods</Authors>
+    <PackageLicenseExpression>GNU General Public Licence 3+</PackageLicenseExpression>
+    <PackageProjectUrl>https://git.exmods.org/modtainers/GamecraftModdingAPI</PackageProjectUrl>
+    <NeutralLanguage>en-CA</NeutralLanguage>
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Test|AnyCPU' ">
+        <DefineConstants>DEBUG;TEST;TRACE</DefineConstants>
+  </PropertyGroup>
+  <ItemGroup>
+    <PackageReference Include="Lib.Harmony" Version="2.0.0.10" />
+  </ItemGroup>
+  <ItemGroup>
+    <Reference Include="Microsoft.CSharp" />
+  </ItemGroup>
+  
+
+
+<!--Start Dependencies-->
+  <ItemGroup>
+    <Reference Include="Analytics">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Analytics.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Analytics.dll</HintPath>
+    </Reference>
+    <Reference Include="Assembly-CSharp-firstpass">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Assembly-CSharp-firstpass.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Assembly-CSharp-firstpass.dll</HintPath>
+    </Reference>
+    <Reference Include="Assembly-CSharp">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Assembly-CSharp.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Assembly-CSharp.dll</HintPath>
+    </Reference>
+    <Reference Include="Authentication">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Authentication.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Authentication.dll</HintPath>
+    </Reference>
+    <Reference Include="BlockEntityFactory">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\BlockEntityFactory.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\BlockEntityFactory.dll</HintPath>
+    </Reference>
+    <Reference Include="Blocks.HUDFeedbackBlocks">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Blocks.HUDFeedbackBlocks.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Blocks.HUDFeedbackBlocks.dll</HintPath>
+    </Reference>
+    <Reference Include="CommandLine">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\CommandLine.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\CommandLine.dll</HintPath>
+    </Reference>
+    <Reference Include="DataLoader">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\DataLoader.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\DataLoader.dll</HintPath>
+    </Reference>
+    <Reference Include="DDNA">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\DDNA.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\DDNA.dll</HintPath>
+    </Reference>
+    <Reference Include="FMOD">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\FMOD.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\FMOD.dll</HintPath>
+    </Reference>
+    <Reference Include="FullGame">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\FullGame.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\FullGame.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.AudioBlocks">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.AudioBlocks.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.AudioBlocks.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.Blocks.ConsoleBlock">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.Blocks.ConsoleBlock.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.Blocks.ConsoleBlock.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.Blocks.DamagingSurfaceBlock">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.Blocks.DamagingSurfaceBlock.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.Blocks.DamagingSurfaceBlock.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.Blocks.GenericPhysicsBlocks">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.Blocks.GenericPhysicsBlocks.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.Blocks.GenericPhysicsBlocks.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.Blocks.LogicBlock">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.Blocks.LogicBlock.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.Blocks.LogicBlock.dll</HintPath>
+    </Reference>
+    <Reference Include="GameCraft.Blocks.ProjectileBlock">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\GameCraft.Blocks.ProjectileBlock.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\GameCraft.Blocks.ProjectileBlock.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.Blocks.TimerBlock">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.Blocks.TimerBlock.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.Blocks.TimerBlock.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.CharacterVulnerability">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.CharacterVulnerability.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.CharacterVulnerability.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.CharacterVulnerabilityGui">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.CharacterVulnerabilityGui.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.CharacterVulnerabilityGui.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.Effects">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.Effects.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.Effects.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.GUI.ConsoleBlock">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.GUI.ConsoleBlock.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.GUI.ConsoleBlock.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.GUI.GraphicsScreen">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.GUI.GraphicsScreen.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.GUI.GraphicsScreen.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.GUI.HUDFeedbackBlocks">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.GUI.HUDFeedbackBlocks.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.GUI.HUDFeedbackBlocks.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.GUI.Tweaks">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.GUI.Tweaks.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.GUI.Tweaks.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.GUI.Wires">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.GUI.Wires.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.GUI.Wires.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.GUI.Wires.Mockup">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.GUI.Wires.Mockup.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.GUI.Wires.Mockup.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.GUI.WorldSpaceGuis">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.GUI.WorldSpaceGuis.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.GUI.WorldSpaceGuis.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.Music">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.Music.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.Music.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.PerformanceWarnings">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.PerformanceWarnings.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.PerformanceWarnings.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.Tweaks">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.Tweaks.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.Tweaks.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.Tweaks.Mockup">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.Tweaks.Mockup.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.Tweaks.Mockup.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.VisualEffects">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.VisualEffects.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.VisualEffects.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.Wires">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.Wires.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.Wires.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.Wires.Input">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.Wires.Input.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.Wires.Input.dll</HintPath>
+    </Reference>
+    <Reference Include="Gamecraft.Wires.Mockup">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Gamecraft.Wires.Mockup.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Gamecraft.Wires.Mockup.dll</HintPath>
+    </Reference>
+    <Reference Include="GameState">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\GameState.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\GameState.dll</HintPath>
+    </Reference>
+    <Reference Include="GPUInstancer">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\GPUInstancer.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\GPUInstancer.dll</HintPath>
+    </Reference>
+    <Reference Include="Havok.Physics">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Havok.Physics.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Havok.Physics.dll</HintPath>
+    </Reference>
+    <Reference Include="Havok.Physics.Hybrid">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Havok.Physics.Hybrid.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Havok.Physics.Hybrid.dll</HintPath>
+    </Reference>
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+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.UI.dll</HintPath>
+    </Reference>
+    <Reference Include="uREPL">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\uREPL.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\uREPL.dll</HintPath>
+    </Reference>
+    <Reference Include="VisualProfiler">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\VisualProfiler.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\VisualProfiler.dll</HintPath>
+    </Reference>
+    <Reference Include="Accessibility">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Accessibility.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Accessibility.dll</HintPath>
+    </Reference>
+    <Reference Include="Facepunch.Steamworks.Win64">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Facepunch.Steamworks.Win64.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Facepunch.Steamworks.Win64.dll</HintPath>
+    </Reference>
+    <Reference Include="JWT">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\JWT.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\JWT.dll</HintPath>
+    </Reference>
+    <Reference Include="mscorlib">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\mscorlib.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\mscorlib.dll</HintPath>
+    </Reference>
+    <Reference Include="netstandard">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\netstandard.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\netstandard.dll</HintPath>
+    </Reference>
+    <Reference Include="Newtonsoft.Json">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Newtonsoft.Json.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Newtonsoft.Json.dll</HintPath>
+    </Reference>
+    <Reference Include="Novell.Directory.Ldap">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Novell.Directory.Ldap.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Novell.Directory.Ldap.dll</HintPath>
+    </Reference>
+    <Reference Include="Rewired_Core">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Rewired_Core.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Rewired_Core.dll</HintPath>
+    </Reference>
+    <Reference Include="Rewired_Windows">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Rewired_Windows.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Rewired_Windows.dll</HintPath>
+    </Reference>
+    <Reference Include="Unity.Burst.Unsafe">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\Unity.Burst.Unsafe.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\Unity.Burst.Unsafe.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.AccessibilityModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.AccessibilityModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.AccessibilityModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.AIModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.AIModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.AIModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.AndroidJNIModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.AndroidJNIModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.AndroidJNIModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.AnimationModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.AnimationModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.AnimationModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.ARModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.ARModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.ARModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.AssetBundleModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.AssetBundleModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.AssetBundleModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.AudioModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.AudioModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.AudioModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.ClothModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.ClothModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.ClothModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.ClusterInputModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.ClusterInputModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.ClusterInputModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.ClusterRendererModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.ClusterRendererModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.ClusterRendererModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.CoreModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.CoreModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.CoreModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.CrashReportingModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.CrashReportingModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.CrashReportingModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.DirectorModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.DirectorModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.DirectorModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.DSPGraphModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.DSPGraphModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.DSPGraphModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.GameCenterModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.GameCenterModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.GameCenterModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.GridModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.GridModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.GridModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.HotReloadModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.HotReloadModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.HotReloadModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.ImageConversionModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.ImageConversionModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.ImageConversionModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.IMGUIModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.IMGUIModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.IMGUIModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.InputLegacyModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.InputLegacyModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.InputLegacyModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.InputModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.InputModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.InputModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.JSONSerializeModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.JSONSerializeModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.JSONSerializeModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.LocalizationModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.LocalizationModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.LocalizationModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.ParticleSystemModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.ParticleSystemModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.ParticleSystemModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.PerformanceReportingModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.PerformanceReportingModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.PerformanceReportingModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.Physics2DModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.Physics2DModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.Physics2DModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.PhysicsModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.PhysicsModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.PhysicsModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.ProfilerModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.ProfilerModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.ProfilerModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.ScreenCaptureModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.ScreenCaptureModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.ScreenCaptureModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.SharedInternalsModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.SharedInternalsModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.SharedInternalsModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.SpriteMaskModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.SpriteMaskModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.SpriteMaskModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.SpriteShapeModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.SpriteShapeModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.SpriteShapeModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.StreamingModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.StreamingModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.StreamingModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.SubstanceModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.SubstanceModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.SubstanceModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.SubsystemsModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.SubsystemsModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.SubsystemsModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.TerrainModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.TerrainModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.TerrainModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.TerrainPhysicsModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.TerrainPhysicsModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.TerrainPhysicsModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.TextCoreModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.TextCoreModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.TextCoreModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.TextRenderingModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.TextRenderingModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.TextRenderingModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.TilemapModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.TilemapModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.TilemapModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.TLSModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.TLSModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.TLSModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.UIElementsModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.UIElementsModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.UIElementsModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.UIModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.UIModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.UIModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.UmbraModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.UmbraModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.UmbraModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.UNETModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.UNETModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.UNETModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.UnityAnalyticsModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.UnityAnalyticsModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.UnityAnalyticsModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.UnityConnectModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.UnityConnectModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.UnityConnectModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.UnityTestProtocolModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.UnityTestProtocolModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.UnityTestProtocolModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.UnityWebRequestAssetBundleModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.UnityWebRequestAssetBundleModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.UnityWebRequestAssetBundleModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.UnityWebRequestAudioModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.UnityWebRequestAudioModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.UnityWebRequestAudioModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.UnityWebRequestModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.UnityWebRequestModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.UnityWebRequestModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.UnityWebRequestTextureModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.UnityWebRequestTextureModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.UnityWebRequestTextureModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.UnityWebRequestWWWModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.UnityWebRequestWWWModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.UnityWebRequestWWWModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.VehiclesModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.VehiclesModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.VehiclesModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.VFXModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.VFXModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.VFXModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.VideoModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.VideoModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.VideoModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.VRModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.VRModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.VRModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.WindModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.WindModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.WindModule.dll</HintPath>
+    </Reference>
+    <Reference Include="UnityEngine.XRModule">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\UnityEngine.XRModule.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\UnityEngine.XRModule.dll</HintPath>
+    </Reference>
+    <Reference Include="IllusionInjector">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\IllusionInjector.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\IllusionInjector.dll</HintPath>
+    </Reference>
+    <Reference Include="IllusionPlugin">
+      <HintPath>..\ref\GamecraftPreview_Data\Managed\IllusionPlugin.dll</HintPath>
+      <HintPath>..\..\ref\GamecraftPreview_Data\Managed\IllusionPlugin.dll</HintPath>
+    </Reference>
+  </ItemGroup>
+<!--End Dependencies-->
+</Project>

GamecraftModdingAPI/GamecraftModdingAPIException.cs

@@ -0,0 +1,24 @@
+using System;
+using System.Runtime.Serialization;
+
+namespace GamecraftModdingAPI
+{
+	public class GamecraftModdingAPIException : Exception
+    {
+		public GamecraftModdingAPIException()
+		{
+		}
+
+		public GamecraftModdingAPIException(string message) : base(message)
+		{
+		}
+
+		public GamecraftModdingAPIException(string message, Exception innerException) : base(message, innerException)
+		{
+		}
+
+		protected GamecraftModdingAPIException(SerializationInfo info, StreamingContext context) : base(info, context)
+		{
+		}
+    }
+}

GamecraftModdingAPI/Input/FakeInput.cs

@@ -0,0 +1,146 @@
+using System;
+
+using RobocraftX.Common;
+using RobocraftX.Common.Input;
+using Svelto.ECS;
+
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Input
+{
+    public static class FakeInput
+    {
+		private static readonly FakeInputEngine inputEngine = new FakeInputEngine();
+
+        /// <summary>
+        /// Customize the player input.
+        /// </summary>
+        /// <param name="input">The custom input.</param>
+        /// <param name="playerID">The player. Omit this to use the local player.</param>
+		public static void CustomInput(LocalInputEntityStruct input, uint playerID = uint.MaxValue)
+		{
+			if (playerID == uint.MaxValue)
+            {
+                playerID = inputEngine.GetLocalPlayerID();
+            }
+			inputEngine.SendCustomInput(input, playerID);
+		}
+
+		public static LocalInputEntityStruct GetInput(uint playerID = uint.MaxValue)
+		{
+			if (playerID == uint.MaxValue)
+            {
+                playerID = inputEngine.GetLocalPlayerID();
+            }
+			return inputEngine.GetInput(playerID);
+		}
+
+        /// <summary>
+        /// Fake a GUI input.
+		/// Omit any parameter you do not want to affect.
+		/// Parameters that end with "?" don't do anything... yet.
+        /// </summary>
+        /// <param name="playerID">The player. Omit this to use the local player.</param>
+        /// <param name="hotbar">Select the hotbar slot by number.</param>
+        /// <param name="commandLine">Toggle the command line?</param>
+        /// <param name="escape">Open escape menu?</param>
+        /// <param name="enter">Page return?</param>
+        /// <param name="debug">Toggle debug display?</param>
+        /// <param name="next">Select next?</param>
+        /// <param name="previous">Select previous?</param>
+        /// <param name="tab">Tab?</param>
+        /// <param name="colour">Toggle to hotbar colour mode?</param>
+        /// <param name="hotbarPage">Select the hotbar page by number?</param>
+        /// <param name="quickSave">Quicksave?</param>
+        /// <param name="paste">Paste?</param>
+		public static void GuiInput(uint playerID = uint.MaxValue, int hotbar = -1, bool commandLine = false, bool escape = false, bool enter = false, bool debug = false, bool next = false, bool previous = false, bool tab = false, bool colour = false, int hotbarPage = -1, bool quickSave = false, bool paste = false)
+		{
+			if (playerID == uint.MaxValue)
+            {
+                playerID = inputEngine.GetLocalPlayerID();
+            }
+			ref LocalInputEntityStruct currentInput = ref inputEngine.GetInputRef(playerID);
+			//Utility.Logging.CommandLog($"Current sim frame {currentInput.frame}");
+			// set inputs
+			switch(hotbar)
+			{
+				case 0: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.Hotbar_0; break;
+				case 1: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.Hotbar_1; break;
+				case 2: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.Hotbar_2; break;
+				case 3: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.Hotbar_3; break;
+				case 4: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.Hotbar_4; break;
+				case 5: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.Hotbar_5; break;
+				case 6: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.Hotbar_6; break;
+				case 7: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.Hotbar_7; break;
+				case 8: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.Hotbar_8; break;
+				case 9: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.Hotbar_9; break;
+				default: break;
+			}
+			if (commandLine) currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.ToggleCommandLine;
+			if (escape) currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.Escape;
+			if (enter) currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.Return;
+			if (debug) currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.ToggleDebugDisplay;
+			if (next) currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.SelectNext;
+			if (previous) currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.SelectPrev;
+			if (tab) currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.Tab;
+			switch (hotbarPage)
+            {
+                case 1: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.HotbarPage1; break;
+				case 2: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.HotbarPage2; break;
+				case 3: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.HotbarPage3; break;
+				case 4: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.HotbarPage4; break;
+				case 5: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.HotbarPage5; break;
+				case 6: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.HotbarPage6; break;
+				case 7: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.HotbarPage7; break;
+				case 8: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.HotbarPage8; break;
+				case 9: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.HotbarPage9; break;
+				case 10: currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.HotbarPage10; break;
+				default: break;
+            }
+			if (quickSave) currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.QuickSave;
+			if (paste) currentInput.guiMask |= RobocraftX.Common.Input.GuiInput.PasteSelection;
+		}
+
+		public static void ActionInput(uint playerID = uint.MaxValue, bool toggleMode = false, bool forward = false, bool backward = false, bool up = false, bool down = false, bool left = false, bool right = false, bool sprint = false, bool toggleFly = false, bool alt = false, bool primary = false, bool secondary = false, bool tertiary = false, bool primaryHeld = false, bool secondaryHeld = false, bool toggleUnitGrid = false, bool ctrl = false, bool toggleColourMode = false, bool scaleBlockUp = false, bool scaleBlockDown = false, bool rotateBlockClockwise = false, bool rotateBlockCounterclockwise = false, bool cutSelection = false, bool copySelection = false, bool deleteSelection = false)
+		{
+			if (playerID == uint.MaxValue)
+            {
+                playerID = inputEngine.GetLocalPlayerID();
+            }
+            ref LocalInputEntityStruct currentInput = ref inputEngine.GetInputRef(playerID);
+			//Utility.Logging.CommandLog($"Current sim frame {currentInput.frame}");
+			// set inputs
+			if (toggleMode) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.ToggleTimeRunningMode;
+			if (forward) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.Forward;
+			if (backward) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.Backward;
+			if (up) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.Up;
+			if (down) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.Down;
+			if (left) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.Left;
+			if (right) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.Right;
+			if (sprint) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.Sprint;
+			if (toggleFly) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.SwitchFlyMode;
+			if (alt) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.AltAction;
+			if (primary) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.PrimaryAction;
+			if (secondary) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.SecondaryAction;
+			if (tertiary) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.TertiaryAction;
+			if (primaryHeld) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.PrimaryActionHeld;
+			if (secondaryHeld) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.SecondaryActionHeld;
+			if (toggleUnitGrid) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.ToggleUnitGrid;
+			if (ctrl) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.CtrlAction;
+			if (toggleColourMode) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.ToggleColourMode;
+			if (scaleBlockUp) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.ScaleBlockUp;
+			if (scaleBlockDown) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.ScaleBlockDown;
+			if (rotateBlockClockwise) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.RotateBlockClockwise;
+			if (rotateBlockCounterclockwise) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.RotateBlockAnticlockwise;
+			if (cutSelection) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.CutSelection; 
+			if (copySelection) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.CopySelection;
+			if (deleteSelection) currentInput.actionMask |= RobocraftX.Common.Input.ActionInput.DeleteSelection;
+		}
+
+        public static void Init()
+		{
+			GameEngineManager.AddGameEngine(inputEngine);
+			MenuEngineManager.AddMenuEngine(inputEngine);
+		}
+    }
+}

GamecraftModdingAPI/Input/FakeInputEngine.cs

@@ -0,0 +1,65 @@
+using System;
+
+using RobocraftX.Common.Input;
+using RobocraftX.Players;
+using Svelto.ECS;
+
+using GamecraftModdingAPI.Utility;
+using GamecraftModdingAPI.Engines;
+
+namespace GamecraftModdingAPI.Input
+{
+	public class FakeInputEngine : IApiEngine
+	{
+		public string Name { get; } = "GamecraftModdingAPIFakeInputEngine";
+
+		public EntitiesDB entitiesDB { set; private get; }
+
+		public bool isRemovable => false;
+
+		public bool IsReady = false;
+
+		public void Dispose()
+		{
+			IsReady = false;
+		}
+
+		public void Ready()
+		{
+			IsReady = true;
+		}
+
+        public bool SendCustomInput(LocalInputEntityStruct input, uint playerID, bool remote = false)
+		{
+			EGID egid = new EGID(playerID, remote ? InputExclusiveGroups.RemotePlayers : InputExclusiveGroups.LocalPlayers);
+			if (entitiesDB.Exists<LocalInputEntityStruct>(egid))
+			{
+				ref LocalInputEntityStruct ies = ref entitiesDB.QueryEntity<LocalInputEntityStruct>(egid);
+				ies = input;
+				return true;
+			}
+			else return false;
+		}
+
+		public LocalInputEntityStruct GetInput(uint playerID, bool remote = false)
+		{
+			EGID egid = new EGID(playerID, remote ? InputExclusiveGroups.RemotePlayers : InputExclusiveGroups.LocalPlayers);
+			if (entitiesDB.Exists<LocalInputEntityStruct>(egid))
+			{
+				return entitiesDB.QueryEntity<LocalInputEntityStruct>(egid);
+			}
+			else return default(LocalInputEntityStruct);
+		}
+
+		public ref LocalInputEntityStruct GetInputRef(uint playerID, bool remote = false)
+        {
+            EGID egid = new EGID(playerID, remote ? InputExclusiveGroups.RemotePlayers : InputExclusiveGroups.LocalPlayers);
+            return ref entitiesDB.QueryEntity<LocalInputEntityStruct>(egid);
+        }
+
+		public uint GetLocalPlayerID()
+        {
+            return LocalPlayerIDUtility.GetLocalPlayerID(entitiesDB);
+        }
+	}
+}

GamecraftModdingAPI/Inventory/Hotbar.cs

@@ -0,0 +1,47 @@
+using System;
+
+using RobocraftX.Common.Input;
+using RobocraftX.Multiplayer.Input;
+
+using GamecraftModdingAPI.Blocks;
+using GamecraftModdingAPI.Utility;
+using HarmonyLib;
+
+namespace GamecraftModdingAPI.Inventory
+{
+    public static class Hotbar
+    {
+		private static readonly HotbarEngine hotbarEngine = new HotbarEngine();
+
+        /// <summary>
+        /// Switch the block in the player's hand
+        /// </summary>
+        /// <param name="block">The block to switch to.</param>
+        /// <param name="playerID">The player. Omit this to use the local player.</param>
+		public static void EquipBlock(BlockIDs block, uint playerID = uint.MaxValue)
+		{
+			if (playerID == uint.MaxValue)
+			{
+				playerID = hotbarEngine.GetLocalPlayerID();
+			}
+			hotbarEngine.SelectBlock((int) block, playerID);
+            // cubeSelectedByPick = true will crash the game
+            // (this would be equivalent to mouse middle click pick block action)
+			// reason: the game expects a Dictionary entry for the tweaked stats
+		}
+
+        /// <summary>
+        /// Gets the block in the player's hand
+        /// </summary>
+        /// <returns>The equipped block.</returns>
+		public static BlockIDs GetEquippedBlock()
+		{
+			return HotbarSlotSelectionHandlerEnginePatch.EquippedPartID;
+		}
+
+		public static void Init()
+		{
+			GameEngineManager.AddGameEngine(hotbarEngine);
+		}
+    }
+}

GamecraftModdingAPI/Inventory/HotbarEngine.cs

@@ -0,0 +1,58 @@
+using System;
+
+using RobocraftX.Character;
+using RobocraftX.GUI.Hotbar;
+using RobocraftX.Players;
+using RobocraftX.Common;
+using RobocraftX.Common.Input;
+using RobocraftX.Common.Players;
+using Svelto.ECS;
+
+using GamecraftModdingAPI.Blocks;
+using GamecraftModdingAPI.Utility;
+using GamecraftModdingAPI.Engines;
+
+namespace GamecraftModdingAPI.Inventory
+{
+	public class HotbarEngine : IApiEngine
+	{
+		public string Name { get; } = "GamecraftModdingAPIHotbarGameEngine";
+
+		public EntitiesDB entitiesDB { set; private get; }
+
+		public bool isRemovable => false;
+
+		public bool IsInGame = false;
+
+		public void Dispose()
+		{
+			IsInGame = false;
+		}
+
+		public void Ready()
+		{
+			IsInGame = true;
+		}
+
+		public bool SelectBlock(int block, uint playerID, bool cubeSelectedByPick = false)
+		{
+			var inputs = entitiesDB.QueryEntities<LocalInputEntityStruct>(InputExclusiveGroups.LocalPlayers);
+			if (inputs.count == 0) return false;
+			for (int i = 0; i < inputs.count; i++)
+			{
+				if (inputs[i].ID.entityID == playerID) {
+					inputs[i].cubeSelectedByPick = cubeSelectedByPick;
+					inputs[i].selectedCube = block;
+					return true;
+				}
+			}
+			// TODO: expose the rest of the input functionality
+			return false;
+		}
+
+        public uint GetLocalPlayerID()
+		{
+			return LocalPlayerIDUtility.GetLocalPlayerID(entitiesDB);
+		}
+	}
+}

GamecraftModdingAPI/Inventory/HotbarSlotSelectionHandlerEnginePatch.cs

@@ -0,0 +1,32 @@
+using System;
+using System.Reflection;
+
+using RobocraftX.GUI;
+using RobocraftX.GUI.Hotbar;
+using Svelto.ECS;
+
+using HarmonyLib;
+using GamecraftModdingAPI.Blocks;
+
+namespace GamecraftModdingAPI.Inventory
+{
+    [HarmonyPatch]
+    public class HotbarSlotSelectionHandlerEnginePatch
+    {
+		private static int selectedBlockInt = 0;
+
+		public static BlockIDs EquippedPartID { get => (BlockIDs)selectedBlockInt; }
+
+		private static MethodInfo PatchedMethod { get; } = AccessTools.Method(AccessTools.TypeByName("RobocraftX.GUI.Hotbar.HotbarSlotSelectionHandlerEngine"), "ActivateSlotForCube", parameters: new Type[] { typeof(uint), typeof(int), typeof(ExclusiveGroupStruct) });
+
+		public static void Prefix(uint playerID, int selectedDBPartID, ExclusiveGroupStruct groupID)
+		{
+			selectedBlockInt = selectedDBPartID;
+		}
+
+		public static MethodBase TargetMethod(Harmony harmonyInstance)
+        {
+			return PatchedMethod;
+        }
+    }
+}

GamecraftModdingAPI/Main.cs

@@ -0,0 +1,103 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Reflection;
+
+using HarmonyLib;
+
+using GamecraftModdingAPI.Utility;
+using GamecraftModdingAPI.Events;
+using GamecraftModdingAPI.Players;
+using GamecraftModdingAPI.Tasks;
+using uREPL;
+
+namespace GamecraftModdingAPI
+{
+    /// <summary>
+    /// The main class of the GamecraftModdingAPI.
+    /// Use this to initialize the API before calling it.
+    /// </summary>
+    public static class Main
+    {
+        private static Harmony harmony;
+
+        public static bool IsInitialized { 
+            get { return harmony != null; }
+        }
+
+        private static int referenceCount = 0;
+
+        /// <summary>
+        /// Initializes the GamecraftModdingAPI. 
+        /// Call this as soon as possible after Gamecraft starts up.
+        /// Ideally, this should be called from your main Plugin class's OnApplicationStart() method.
+        /// </summary>
+        public static void Init()
+        {
+            referenceCount++;
+            if (referenceCount > 1) { return; }
+            if (IsInitialized)
+            {
+                Logging.LogWarning("GamecraftModdingAPI.Main.Init() called but API is already initialized!");
+                return;
+            }
+            Logging.MetaDebugLog($"Patching Gamecraft");
+            var currentAssembly = Assembly.GetExecutingAssembly();
+            harmony = new Harmony(currentAssembly.GetName().Name);
+            harmony.PatchAll(currentAssembly);
+            // init utility
+            Logging.MetaDebugLog($"Initializing Utility");
+            Utility.GameState.Init();
+			Utility.VersionTracking.Init();
+            // create default event emitters
+            Logging.MetaDebugLog($"Initializing Events");
+            EventManager.AddEventEmitter(new SimpleEventEmitterEngine(EventType.ApplicationInitialized, "GamecraftModdingAPIApplicationInitializedEventEmitter", false));
+            EventManager.AddEventEmitter(new SimpleEventEmitterEngine(EventType.Menu, "GamecraftModdingAPIMenuActivatedEventEmitter", false));
+            EventManager.AddEventEmitter(new SimpleEventEmitterEngine(EventType.MenuSwitchedTo, "GamecraftModdingAPIMenuSwitchedToEventEmitter", false));
+            EventManager.AddEventEmitter(new SimpleEventEmitterEngine(EventType.Game, "GamecraftModdingAPIGameActivatedEventEmitter", false));
+            EventManager.AddEventEmitter(new SimpleEventEmitterEngine(EventType.GameReloaded, "GamecraftModdingAPIGameReloadedEventEmitter", false));
+            EventManager.AddEventEmitter(new SimpleEventEmitterEngine(EventType.GameSwitchedTo, "GamecraftModdingAPIGameSwitchedToEventEmitter", false));
+			EventManager.AddEventEmitter(GameHostTransitionDeterministicGroupEnginePatch.buildEngine);
+			EventManager.AddEventEmitter(GameHostTransitionDeterministicGroupEnginePatch.simEngine);
+            // init block implementors
+            Logging.MetaDebugLog($"Initializing Blocks");
+			// init inventory
+			Inventory.Hotbar.Init();
+			// init input
+			Input.FakeInput.Init();
+			// init object-oriented classes
+			Player.Init();
+            Block.Init();
+            GameClient.Init();
+            AsyncUtils.Init();
+			GamecraftModdingAPI.App.Client.Init();
+			GamecraftModdingAPI.App.Game.Init();
+            Logging.MetaLog($"{currentAssembly.GetName().Name} v{currentAssembly.GetName().Version} initialized");
+        }
+
+        /// <summary>
+        /// Shuts down & cleans up the GamecraftModdingAPI.
+        /// Call this as late as possible before Gamecraft quits.
+        /// Ideally, this should be called from your main Plugin class's OnApplicationQuit() method.
+        /// </summary>
+        public static void Shutdown()
+        {
+            if (referenceCount > 0) { referenceCount--; }
+            if (referenceCount == 0)
+            {
+                if (!IsInitialized)
+                {
+                    Logging.LogWarning("GamecraftModdingAPI.Main.Shutdown() called but API is not initialized!");
+                    return;
+                }
+                Scheduler.Dispose();
+                var currentAssembly = Assembly.GetExecutingAssembly();
+                harmony.UnpatchAll(currentAssembly.GetName().Name);
+                harmony = null;
+                Logging.MetaLog($"{currentAssembly.GetName().Name} v{currentAssembly.GetName().Version} shutdown");
+            }
+        }
+    }
+}

GamecraftModdingAPI/Persistence/DeserializeFromDiskEntitiesEnginePatch.cs

@@ -8,16 +8,16 @@ using Svelto.ECS;
 using Svelto.ECS.Serialization;
 
 using HarmonyLib;
-using TechbloxModdingAPI.Utility;
+using GamecraftModdingAPI.Utility;
 
-namespace TechbloxModdingAPI.Persistence
+namespace GamecraftModdingAPI.Persistence
 {
-    //[HarmonyPatch] - TODO
+    [HarmonyPatch]
     class DeserializeFromDiskEntitiesEnginePatch
     {
 		internal static EntitiesDB entitiesDB = null;
 
-		private static readonly byte[] frameStart = Encoding.UTF8.GetBytes("\0\0\0TechbloxModdingAPI\0\0\0");
+		private static readonly byte[] frameStart = Encoding.UTF8.GetBytes("\0\0\0GamecraftModdingAPI\0\0\0");
 
 		public static void Prefix(ref ISerializationData ____serializationData, ref FasterList<byte> ____bytesStream, ref IEntitySerialization ____entitySerializer, bool ____spawnBlocksOnly)
 		{
@@ -26,7 +26,7 @@ namespace TechbloxModdingAPI.Persistence
 			SerializerManager.RegisterSerializers(SaveAndLoadCompositionRootPatch.currentEnginesRoot);
 			uint originalPos = ____serializationData.dataPos;
 			Logging.MetaDebugLog($"dataPos: {originalPos}");
-			BinaryBufferReader bbr = new BinaryBufferReader(____bytesStream.ToArrayFast(out int count), ____serializationData.dataPos);
+			BinaryBufferReader bbr = new BinaryBufferReader(____bytesStream.ToArrayFast(out uint count), ____serializationData.dataPos);
 			byte[] frameBuffer = new byte[frameStart.Length];
 			Logging.MetaDebugLog($"serial data count: {____serializationData.data.count} capacity: {____serializationData.data.capacity}");
 			int i = 0;

GamecraftModdingAPI/Persistence/IEntitySerializer.cs

@@ -3,12 +3,12 @@
 using Svelto.ECS;
 using Svelto.ECS.Serialization;
 
-using TechbloxModdingAPI.Utility;
+using GamecraftModdingAPI.Utility;
 
-namespace TechbloxModdingAPI.Persistence
+namespace GamecraftModdingAPI.Persistence
 {
     /// <summary>
-    /// Entity serializer and deserializer interface for storing and retrieving data in a Techblox save file (GameSave.GC).
+    /// Entity serializer and deserializer interface for storing and retrieving data in a Gamecraft save file (GameSave.GC).
     /// </summary>
 	public interface IEntitySerializer : IDeserializationFactory, IQueryingEntitiesEngine
 	{

GamecraftModdingAPI/Persistence/SaveAndLoadCompositionRootPatch.cs

@@ -5,7 +5,7 @@ using Svelto.ECS;
 
 using HarmonyLib;
 
-namespace TechbloxModdingAPI.Persistence
+namespace GamecraftModdingAPI.Persistence
 {
 	[HarmonyPatch(typeof(SaveAndLoadCompositionRoot), "Compose")]
     class SaveAndLoadCompositionRootPatch

GamecraftModdingAPI/Persistence/SaveGameEnginePatch.cs

@@ -7,15 +7,16 @@ using RobocraftX.SaveAndLoad;
 using Svelto.DataStructures;
 using Svelto.ECS;
 using Svelto.ECS.Serialization;
-using HarmonyLib;
-using TechbloxModdingAPI.Utility;
 
-namespace TechbloxModdingAPI.Persistence
+using GamecraftModdingAPI.Utility;
+using HarmonyLib;
+
+namespace GamecraftModdingAPI.Persistence
 {
-	//[HarmonyPatch] - TODO
+	[HarmonyPatch]
     class SaveGameEnginePatch
     {
-		private static readonly byte[] frameStart = Encoding.UTF8.GetBytes("\0\0\0TechbloxModdingAPI\0\0\0");
+		private static readonly byte[] frameStart = Encoding.UTF8.GetBytes("\0\0\0GamecraftModdingAPI\0\0\0");
 
 		public static void Postfix(ref ISerializationData serializationData, EntitiesDB entitiesDB, IEntitySerialization entitySerializer)
 		{
@@ -25,24 +26,24 @@ namespace TechbloxModdingAPI.Persistence
 				Logging.MetaDebugLog("Skipping component serialization: no serializers registered!");
 				return;
 			}
-			serializationData.data.IncreaseCapacityBy((uint)frameStart.Length);
+			serializationData.data.ExpandBy((uint)frameStart.Length);
-			BinaryBufferWriter bbw = new BinaryBufferWriter(serializationData.data.ToArrayFast(out int buffLen), serializationData.dataPos);
+			BinaryBufferWriter bbw = new BinaryBufferWriter(serializationData.data.ToArrayFast(out uint buffLen), serializationData.dataPos);
 			uint originalPos = serializationData.dataPos;
 			Logging.MetaDebugLog($"dataPos: {originalPos}");
-            // Add frame start so it's easier to find TechbloxModdingAPI-serialized components
+            // Add frame start so it's easier to find GamecraftModdingAPI-serialized components
 			for (int i = 0; i < frameStart.Length; i++)
 			{
 				bbw.Write(frameStart[i]);
 			}
 			Logging.MetaDebugLog($"dataPos (after frame start): {bbw.Position}");
-			serializationData.data.IncreaseCapacityBy(4u);
+			serializationData.data.ExpandBy(4u);
 			bbw.Write((uint)SerializerManager.GetSerializersCount());
 			string[] serializerKeys = SerializerManager.GetSerializerNames();
 			for (uint c = 0; c < serializerKeys.Length; c++)
 			{
 				Logging.MetaDebugLog($"dataPos (loop start): {bbw.Position}");
 				// write component info
-				serializationData.data.IncreaseCapacityBy(4u + (uint)serializerKeys[c].Length);
+				serializationData.data.ExpandBy(4u + (uint)serializerKeys[c].Length);
 				bbw.Write((uint)serializerKeys[c].Length);
 				Logging.MetaDebugLog($"dataPos (now): {bbw.Position}");
 				byte[] nameBytes = Encoding.UTF8.GetBytes(serializerKeys[c]);
@@ -51,7 +52,7 @@ namespace TechbloxModdingAPI.Persistence
 					bbw.Write(nameBytes[i]);
 				}
 				Logging.MetaDebugLog($"dataPos (now): {bbw.Position}");
-				serializationData.data.IncreaseCapacityBy(4u);
+				serializationData.data.ExpandBy(4u);
 				serializationData.dataPos = bbw.Position + 4u;
 				Logging.MetaDebugLog($"dataPos (now): {bbw.Position}");
 				Logging.MetaDebugLog($"dataPos (appears to be): {serializationData.dataPos}");
@@ -74,7 +75,7 @@ namespace TechbloxModdingAPI.Persistence
 
         public static MethodBase TargetMethod()
 		{
-	        return AccessTools.TypeByName("RobocraftX.SaveAndLoad.SaveGameEngine").GetMethod("SerializeGameToBuffer");
+			return typeof(SaveGameEngine).GetMethod("SerializeGameToBuffer");
 		}
     }
 }

GamecraftModdingAPI/Persistence/SerializerManager.cs

@@ -4,14 +4,15 @@ using System.Linq;
 
 using Svelto.ECS;
 using Svelto.ECS.Serialization;
-using TechbloxModdingAPI.Utility;
 
-namespace TechbloxModdingAPI.Persistence
+using GamecraftModdingAPI.Utility;
+
+namespace GamecraftModdingAPI.Persistence
 {
     /// <summary>
     /// Keeps track of serializers.
 	/// This is used to add and retrieve serializers.
-	/// Added IEntitySerializations are used in serializing and deserializing Techblox save files (GameSave.GC).
+	/// Added IEntitySerializations are used in serializing and deserializing Gamecraft save files (GameSave.GC).
     /// </summary>
     public static class SerializerManager
     {
@@ -58,7 +59,7 @@ namespace TechbloxModdingAPI.Persistence
 			return _serializers.Count;
 		}
 
-		internal static void RegisterSerializers(EnginesRoot enginesRoot)
+		public static void RegisterSerializers(EnginesRoot enginesRoot)
 		{
 			_lastEnginesRoot = enginesRoot;
 			IEntitySerialization ies = enginesRoot.GenerateEntitySerializer();

GamecraftModdingAPI/Persistence/SimpleEntitySerializer.cs

@@ -5,7 +5,7 @@ using Svelto.ECS.Serialization;
 
 using RobocraftX.Common;
 
-namespace TechbloxModdingAPI.Persistence
+namespace GamecraftModdingAPI.Persistence
 {
     /// <summary>
     /// Simple entity serializer sufficient for simple entity components.
@@ -23,16 +23,16 @@ namespace TechbloxModdingAPI.Persistence
 
 		public EntitiesDB entitiesDB { set; protected get; }
 
-		public EntityInitializer BuildDeserializedEntity(EGID egid, ISerializationData serializationData, ISerializableEntityDescriptor entityDescriptor, int serializationType, IEntitySerialization entitySerialization, IEntityFactory factory, bool enginesRootIsDeserializationOnly)
+		public EntityComponentInitializer BuildDeserializedEntity(EGID egid, ISerializationData serializationData, ISerializableEntityDescriptor entityDescriptor, int serializationType, IEntitySerialization entitySerialization, IEntityFactory factory, bool enginesRootIsDeserializationOnly)
 		{
-			EntityInitializer esi = factory.BuildEntity<Descriptor>(egid);
+			EntityComponentInitializer esi = factory.BuildEntity<Descriptor>(egid);
             entitySerialization.DeserializeEntityComponents(serializationData, entityDescriptor, ref esi, serializationType);
 			return esi;
 		}
 
 		public bool Deserialize(ref ISerializationData serializationData, IEntitySerialization entitySerializer)
 		{
-			BinaryBufferReader bbr = new BinaryBufferReader(serializationData.data.ToArrayFast(out int count), serializationData.dataPos);
+			BinaryBufferReader bbr = new BinaryBufferReader(serializationData.data.ToArrayFast(out uint count), serializationData.dataPos);
 			uint entityCount = bbr.ReadUint();
 			serializationData.dataPos = bbr.Position;
 			for (uint i = 0; i < entityCount; i++)
@@ -46,8 +46,8 @@ namespace TechbloxModdingAPI.Persistence
 
 		public bool Serialize(ref ISerializationData serializationData, EntitiesDB entitiesDB, IEntitySerialization entitySerializer)
 		{
-			serializationData.data.IncreaseCapacityBy(4u);
+			serializationData.data.ExpandBy(4u);
-			BinaryBufferWriter bbw = new BinaryBufferWriter(serializationData.data.ToArrayFast(out int count), serializationData.dataPos);
+			BinaryBufferWriter bbw = new BinaryBufferWriter(serializationData.data.ToArrayFast(out uint count), serializationData.dataPos);
 			EGID[] toSerialize = getEntitiesToSerialize(entitiesDB);
 			bbw.Write((uint)toSerialize.Length);
 			serializationData.dataPos = bbw.Position;

GamecraftModdingAPI/Player.cs

@@ -0,0 +1,421 @@
+using System;
+
+using Unity.Mathematics;
+using RobocraftX.Common;
+using RobocraftX.Common.Players;
+using Svelto.ECS;
+
+using GamecraftModdingAPI.Players;
+using GamecraftModdingAPI.Blocks;
+
+namespace GamecraftModdingAPI
+{
+    /// <summary>
+    /// An in-game player character. Any Leo you see is a player.
+    /// </summary>
+    public class Player : IEquatable<Player>, IEquatable<EGID>
+    {
+        // static functionality
+		private static PlayerEngine playerEngine = new PlayerEngine();
+
+        /// <summary>
+		/// Checks if the specified player exists.
+        /// </summary>
+		/// <returns>Whether the player exists.</returns>
+        /// <param name="player">Player type.</param>
+		public static bool Exists(PlayerType player)
+        {
+            switch (player)
+            {
+                case PlayerType.Remote:
+                    return playerEngine.GetRemotePlayer() != uint.MaxValue;
+                case PlayerType.Local:
+                    return playerEngine.GetLocalPlayer() != uint.MaxValue;
+            }
+            return false;
+        }
+
+        /// <summary>
+        /// Checks if the specified player exists.
+        /// </summary>
+        /// <returns>Whether the player exists.</returns>
+		/// <param name="player">The player's unique identifier.</param>
+        public static bool Exists(uint player)
+        {
+            return playerEngine.ExistsById(player);
+        }
+
+        /// <summary>
+        /// The amount of Players in the current game.
+        /// </summary>
+        /// <returns>The count.</returns>
+        public static uint Count()
+		{
+			return (uint) playerEngine.GetAllPlayerCount();
+		}
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="T:GamecraftModdingAPI.Player"/> class.
+        /// </summary>
+        /// <param name="id">The player's unique identifier.</param>
+        public Player(uint id)
+        {
+            this.Id = id;
+            if (!Exists(id))
+            {
+                throw new PlayerNotFoundException($"No player with id {id} exists");
+            }
+            this.Type = playerEngine.GetLocalPlayer() == id ? PlayerType.Local : PlayerType.Remote;
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="T:GamecraftModdingAPI.Player"/> class.
+        /// </summary>
+        /// <param name="player">The player type. Chooses the first available player matching the criteria.</param>
+        public Player(PlayerType player)
+        {
+            switch (player)
+            {
+                case PlayerType.Local:
+                    this.Id = playerEngine.GetLocalPlayer();
+                    break;
+                case PlayerType.Remote:
+                    this.Id = playerEngine.GetRemotePlayer();
+                    break;
+            }
+            if (this.Id == uint.MaxValue)
+            {
+                throw new PlayerNotFoundException($"No player of {player} type exists");
+            }
+            this.Type = player;
+        }
+
+        // object fields & properties
+
+        /// <summary>
+        /// The player's type. 
+		/// The player type is always relative to the current client, not the game host.
+        /// </summary>
+        /// <value>The enumerated player type.</value>
+		public PlayerType Type { get; }
+
+        /// <summary>
+        /// The player's unique identifier.
+        /// </summary>
+        /// <value>The identifier.</value>
+		public uint Id { get; }
+
+        /// <summary>
+        /// The player's current position.
+        /// </summary>
+        /// <value>The position.</value>
+		public float3 Position
+		{
+			get
+			{
+				return playerEngine.GetLocation(Id);
+			}
+
+			set
+			{
+				playerEngine.SetLocation(Id, value, false);
+			}
+		}
+
+        /// <summary>
+        /// The player's current rotation.
+        /// </summary>
+        /// <value>The rotation.</value>
+		public float3 Rotation
+		{
+			get
+			{
+				return playerEngine.GetRotation(Id);
+			}
+
+			set
+			{
+				playerEngine.SetRotation(Id, value);
+			}
+		}
+
+        /// <summary>
+        /// The player's current velocity.
+        /// </summary>
+        /// <value>The velocity.</value>
+		public float3 Velocity
+		{
+			get
+			{
+				return playerEngine.GetLinearVelocity(Id);
+			}
+
+            set
+			{
+				playerEngine.SetLinearVelocity(Id, value);
+			}
+		}
+
+        /// <summary>
+        /// The player's current angular velocity.
+        /// </summary>
+        /// <value>The angular velocity.</value>
+		public float3 AngularVelocity
+        {
+            get
+            {
+                return playerEngine.GetAngularVelocity(Id);
+            }
+
+            set
+            {
+                playerEngine.SetAngularVelocity(Id, value);
+            }
+        }
+
+        /// <summary>
+        /// The player's mass.
+        /// </summary>
+        /// <value>The mass.</value>
+        public float Mass
+		{
+			get
+			{
+				return 1f / playerEngine.GetMass(Id).InverseMass;
+			}
+
+			// FIXME: Setting mass doesn't do anything
+			/*set
+			{
+				playerEngine.SetInverseMass(Id, 1f / value);
+			}*/
+		}
+
+		private float _ping = -1f;
+
+        /// <summary>
+        /// The player's latest network ping time.
+        /// </summary>
+        /// <value>The ping (s).</value>
+        public float Ping
+		{
+			get
+			{
+				float? temp = playerEngine.GetLastPingTime(Id, Type);
+				if (temp.HasValue)
+				{
+					_ping = temp.Value;
+				}
+				return _ping;
+			}
+		}
+
+        /// <summary>
+        /// The player's initial health when entering Simulation (aka Time Running) mode.
+        /// </summary>
+        /// <value>The initial health.</value>
+        public float InitialHealth
+		{
+			get => playerEngine.GetInitialHealth(Id);
+
+			set
+			{
+				playerEngine.SetInitialHealth(Id, value);
+			}
+		}
+
+        /// <summary>
+        /// The player's current health in Simulation (aka Time Running) mode.
+        /// </summary>
+        /// <value>The current health.</value>
+		public float CurrentHealth
+        {
+            get => playerEngine.GetCurrentHealth(Id);
+
+            set
+            {
+				playerEngine.DamagePlayer(Id, CurrentHealth - value);
+            }
+        }
+
+        /// <summary>
+        /// Whether this <see cref="T:GamecraftModdingAPI.Player"/> is damageable.
+        /// </summary>
+        /// <value><c>true</c> if damageable; otherwise, <c>false</c>.</value>
+        public bool Damageable
+		{
+			get => playerEngine.GetDamageable(Id);
+
+			set
+			{
+				playerEngine.SetDamageable(Id, value);
+			}
+		}
+
+        /// <summary>
+        /// The player's lives when initially entering Simulation (aka Time Running) mode.
+        /// </summary>
+        /// <value>The initial lives.</value>
+        public uint InitialLives
+		{
+			get => playerEngine.GetInitialLives(Id);
+
+			set => playerEngine.SetInitialLives(Id, value);
+		}
+
+        /// <summary>
+        /// The player's current lives in Simulation (aka Time Running) mode.
+        /// </summary>
+        /// <value>The current lives.</value>
+		public uint CurrentLives
+        {
+            get => playerEngine.GetCurrentLives(Id);
+
+            set => playerEngine.SetCurrentLives(Id, value);
+        }
+
+        /// <summary>
+        /// Whether the Game Over screen is displayed for the player.
+        /// </summary>
+        /// <value><c>true</c> if game over; otherwise, <c>false</c>.</value>
+        public bool GameOver
+		{
+			get => playerEngine.GetGameOverScreen(Id);
+		}
+
+        /// <summary>
+        /// Whether the player is dead.
+		/// If <c>true</c>, hopefully it was quick.
+        /// </summary>
+        /// <value><c>true</c> if dead; otherwise, <c>false</c>.</value>
+        public bool Dead
+		{
+			get => playerEngine.IsDead(Id);
+		}
+
+        /// <summary>
+        /// The player's selected block ID in their hand.
+        /// </summary>
+        /// <value>The selected block.</value>
+		public BlockIDs SelectedBlock
+		{
+			get
+			{
+				return (BlockIDs)playerEngine.GetSelectedBlock(Id);
+			}
+		}
+
+        /// <summary>
+        /// The player's selected block color in their hand.
+        /// </summary>
+        /// <value>The selected block's color.</value>
+		public BlockColor SelectedColor
+        {
+            get
+            {
+				return new BlockColor(playerEngine.GetSelectedColor(Id));
+            }
+        }
+
+		/// <summary>
+        /// The player's selected block colour in their hand.
+        /// </summary>
+        /// <value>The selected block's colour.</value>
+		public BlockColor SelectedColour
+        {
+            get
+            {
+                return new BlockColor(playerEngine.GetSelectedColor(Id));
+            }
+        }
+
+        // object methods
+
+        /// <summary>
+        /// Teleport the player to the specified coordinates.
+        /// </summary>
+        /// <param name="x">The x coordinate.</param>
+        /// <param name="y">The y coordinate.</param>
+        /// <param name="z">The z coordinate.</param>
+        /// <param name="relative">If set to <c>true</c> teleport relative to the player's current position.</param>
+        /// <param name="exitSeat">If set to <c>true</c> exit any seat the player is in.</param>
+        public void Teleport(float x, float y, float z, bool relative = true, bool exitSeat = true)
+		{
+			float3 location = new float3(x, y, z);
+			if (relative)
+			{
+				location += playerEngine.GetLocation(Id);
+			}
+			playerEngine.SetLocation(Id, location, exitSeat: exitSeat);
+		}
+        
+        /// <summary>
+        /// Returns the block the player is currently looking at in build mode.
+        /// </summary>
+        /// <param name="maxDistance">The maximum distance from the player (default is the player's building reach)</param>
+        /// <returns>The block or null if not found</returns>
+        public Block GetBlockLookedAt(float maxDistance = -1f)
+        {
+	        var egid = playerEngine.GetThingLookedAt(Id, maxDistance);
+	        return egid.HasValue && egid.Value.groupID != CommonExclusiveGroups.SIMULATION_BODIES_GROUP
+		        ? new Block(egid.Value)
+		        : null;
+        }
+        
+        /// <summary>
+        /// Returns the rigid body the player is currently looking at during simulation.
+        /// </summary>
+        /// <param name="maxDistance">The maximum distance from the player (default is the player's building reach)</param>
+        /// <returns>The block or null if not found</returns>
+        public SimBody GetSimBodyLookedAt(float maxDistance = -1f)
+        {
+	        var egid = playerEngine.GetThingLookedAt(Id, maxDistance);
+	        return egid.HasValue && egid.Value.groupID == CommonExclusiveGroups.SIMULATION_BODIES_GROUP
+		        ? new SimBody(egid.Value)
+		        : null;
+        }
+
+        /// <summary>
+        /// Returns the blocks that are in the player's current selection.
+        /// </summary>
+        /// <returns>An array of blocks or an empty array</returns>
+        public Block[] GetSelectedBlocks()
+        {
+	        return playerEngine.GetSelectedBlocks(Id);
+        }
+
+        public bool Equals(Player other)
+        {
+	        if (ReferenceEquals(null, other)) return false;
+	        if (ReferenceEquals(this, other)) return true;
+	        return Id == other.Id;
+        }
+
+        public bool Equals(EGID other)
+        {
+	        return Id == other.entityID && other.groupID == (Type == PlayerType.Local
+		        ? PlayersExclusiveGroups.LocalPlayers
+		        : PlayersExclusiveGroups.RemotePlayers);
+        }
+
+        public override bool Equals(object obj)
+        {
+	        if (ReferenceEquals(null, obj)) return false;
+	        if (ReferenceEquals(this, obj)) return true;
+	        if (obj.GetType() != this.GetType()) return false;
+	        return Equals((Player) obj);
+        }
+
+        public override int GetHashCode()
+        {
+	        return (int) Id;
+        }
+
+        // internal methods
+
+        internal static void Init()
+		{
+			Utility.GameEngineManager.AddGameEngine(playerEngine);
+		}
+    }
+}

GamecraftModdingAPI/Players/PlayerEngine.cs

@@ -0,0 +1,485 @@
+using System;
+using System.Runtime.CompilerServices;
+
+using RobocraftX.Character;
+using RobocraftX.Character.Movement;
+using RobocraftX.Common.Players;
+using RobocraftX.Common.Input;
+using RobocraftX.CR.MachineEditing.BoxSelect;
+using RobocraftX.Physics;
+using RobocraftX.Blocks.Ghost;
+using RobocraftX.Character.Camera;
+using RobocraftX.Character.Factories;
+using Gamecraft.CharacterVulnerability;
+using Gamecraft.CharacterVulnerability.Entities;
+using Svelto.ECS;
+using Unity.Mathematics;
+using Unity.Physics;
+using UnityEngine;
+
+using GamecraftModdingAPI.Engines;
+
+namespace GamecraftModdingAPI.Players
+{
+	internal class PlayerEngine : IApiEngine, IFactoryEngine
+	{
+		public string Name { get; } = "GamecraftModdingAPIPlayerGameEngine";
+
+		public EntitiesDB entitiesDB { set; private get; }
+
+		public bool isRemovable => false;
+
+		public IEntityFactory Factory { set; private get; }
+
+		private bool isReady = false;
+
+		public void Dispose()
+		{
+			isReady = false;
+		}
+
+		public void Ready()
+		{
+			isReady = true;
+		}
+
+        public uint GetLocalPlayer()
+		{
+			if (!isReady) return uint.MaxValue;
+			var localPlayers = entitiesDB.QueryEntities<PlayerIDStruct>(PlayersExclusiveGroups.LocalPlayers);
+			if (localPlayers.count > 0)
+			{
+				return localPlayers[0].ID.entityID;
+			}
+			return uint.MaxValue;
+		}
+
+        public uint GetRemotePlayer()
+		{
+			if (!isReady) return uint.MaxValue;
+			var localPlayers = entitiesDB.QueryEntities<PlayerIDStruct>(PlayersExclusiveGroups.RemotePlayers);
+            if (localPlayers.count > 0)
+            {
+                return localPlayers[0].ID.entityID;
+            }
+			return uint.MaxValue;
+		}
+
+        public long GetAllPlayerCount()
+		{
+			if (entitiesDB == null) return 0;
+			long count = 0;
+			foreach (ExclusiveGroupStruct eg in PlayersExclusiveGroups.AllPlayers)
+			{
+				count += entitiesDB.Count<PlayerIDStruct>(eg);
+			}
+			return count;
+		}
+
+        public long GetLocalPlayerCount()
+		{
+			if (entitiesDB == null) return 0;
+			return entitiesDB.Count<PlayerIDStruct>(PlayersExclusiveGroups.LocalPlayers);
+		}
+
+		public long GetRemotePlayerCount()
+        {
+			if (entitiesDB == null) return 0;
+            return entitiesDB.Count<PlayerIDStruct>(PlayersExclusiveGroups.RemotePlayers);
+        }
+
+        public bool ExistsById(uint playerId)
+		{
+			if (entitiesDB == null) return false;
+			return entitiesDB.Exists<PlayerIDStruct>(playerId, PlayersExclusiveGroups.LocalPlayers)
+			       || entitiesDB.Exists<PlayerIDStruct>(playerId, PlayersExclusiveGroups.RemotePlayers);
+		}
+
+        public float3 GetLocation(uint playerId)
+		{
+			if (entitiesDB == null) return float3.zero;
+			ref var rbes = ref GetCharacterStruct<RigidBodyEntityStruct>(playerId, out bool exists);
+			if (exists)
+			{
+				return rbes.position;
+			}
+			return float3.zero;
+		}
+
+		public bool SetLocation(uint playerId, float3 location, bool exitSeat = true)
+		{
+			if (entitiesDB == null) return false;
+			var characterGroups = CharacterExclusiveGroups.AllCharacters;
+			for (int i = 0; i < characterGroups.count; i++)
+            {
+                EGID egid = new EGID(playerId, characterGroups[i]);
+				if (entitiesDB.Exists<RigidBodyEntityStruct>(egid))
+                {
+                    ref RigidBodyEntityStruct rbes = ref entitiesDB.QueryEntity<RigidBodyEntityStruct>(egid);
+                    if (characterGroups[i] == CharacterExclusiveGroups.InPilotSeatGroup && exitSeat)
+                    {
+                        entitiesDB.QueryEntity<CharacterPilotSeatEntityStruct>(egid).instantExit = true;
+                        entitiesDB.PublishEntityChange<CharacterPilotSeatEntityStruct>(egid);
+                    }
+					rbes.position = location;
+					return true;
+                }
+            }
+			return false;
+		}
+
+		public float3 GetRotation(uint playerId)
+		{
+			if (entitiesDB == null) return float3.zero;
+			ref var rbes = ref GetCharacterStruct<RigidBodyEntityStruct>(playerId, out bool exists);
+			if (exists)
+			{
+				return ((Quaternion) rbes.rotation).eulerAngles;
+			}
+			return default(float3);
+		}
+
+		public bool SetRotation(uint playerId, float3 value)
+        {
+			if (entitiesDB == null) return false;
+	        ref var rbes = ref GetCharacterStruct<RigidBodyEntityStruct>(playerId, out bool exists);
+            if (exists)
+            {
+	            Quaternion q = rbes.rotation;
+	            q.eulerAngles = value;
+	            rbes.rotation = q;
+				return true;
+            }
+            return false;
+        }
+
+        public float3 GetLinearVelocity(uint playerId)
+		{
+			if (entitiesDB == null) return float3.zero;
+			ref var rbes = ref GetCharacterStruct<RigidBodyEntityStruct>(playerId, out bool exists);
+			if (exists)
+            {
+				return rbes.velocity;
+            }
+            return float3.zero;
+		}
+
+		public bool SetLinearVelocity(uint playerId, float3 value)
+        {
+			if (entitiesDB == null) return false;
+	        ref var rbes = ref GetCharacterStruct<RigidBodyEntityStruct>(playerId, out bool exists);
+			if (exists)
+            {
+                rbes.velocity = value;
+				return true;
+            }
+			return false;
+        }
+
+		public float3 GetAngularVelocity(uint playerId)
+        {
+			if (entitiesDB == null) return float3.zero;
+	        ref var rbes = ref GetCharacterStruct<RigidBodyEntityStruct>(playerId, out bool exists);
+            if (exists)
+            {
+                return rbes.angularVelocity;
+            }
+            return float3.zero;
+        }
+
+        public bool SetAngularVelocity(uint playerId, float3 value)
+        {
+			if (entitiesDB == null) return false;
+	        ref var rbes = ref GetCharacterStruct<RigidBodyEntityStruct>(playerId, out bool exists);
+            if (exists)
+            {
+                rbes.angularVelocity = value;
+                return true;
+            }
+            return false;
+        }
+
+		public PhysicsMass GetMass(uint playerId)
+		{
+			if (entitiesDB == null) return default(PhysicsMass);
+			ref var rbes = ref GetCharacterStruct<RigidBodyEntityStruct>(playerId, out bool exists);
+			if (exists)
+            {
+				return rbes.physicsMass;
+            }
+			return default(PhysicsMass);
+		}
+
+        public bool SetInverseMass(uint playerId, float inverseMass)
+		{
+			if (entitiesDB == null) return false;
+			ref var rbes = ref GetCharacterStruct<RigidBodyEntityStruct>(playerId, out bool exists);
+			if (exists)
+            {
+				rbes.physicsMass.InverseInertia = inverseMass;
+                return true;
+            }
+            return false;
+		}
+
+		public float? GetLastPingTime(uint playerId, PlayerType type)
+		{
+			if (entitiesDB == null) return null;
+			EGID egid = new EGID(playerId, PlayerGroupFromEnum(type));
+			if (entitiesDB.Exists<PlayerNetworkStatsEntityStruct>(egid))
+			{
+				return entitiesDB.QueryEntity<PlayerNetworkStatsEntityStruct>(egid).lastPingTimeSinceLevelLoad;
+			}
+			return null;
+		}
+
+		public float GetInitialHealth(uint playerId)
+		{
+			if (entitiesDB == null) return 0;
+			ref var c = ref GetCharacterStruct<CharacterHealthEntityStruct>(playerId, out bool exists);
+			if (exists)
+            {
+				return c.initialHealth;
+            }
+            return -1f;
+		}
+
+		public bool SetInitialHealth(uint playerId, float val)
+        {
+			if (entitiesDB == null) return false;
+	        ref var c = ref GetCharacterStruct<CharacterHealthEntityStruct>(playerId, out bool exists);
+			if (exists)
+            {
+                c.initialHealth = val;
+				return true;
+            }
+			return false;
+        }
+
+		public float GetCurrentHealth(uint playerId)
+        {
+			if (entitiesDB == null) return 0;
+	        ref var c = ref GetCharacterStruct<CharacterHealthEntityStruct>(playerId, out bool exists);
+			if (exists)
+            {
+                return c.currentHealth;
+            }
+            return -1f;
+        }
+
+		public bool SetCurrentHealth(uint playerId, float val)
+        {
+			if (entitiesDB == null) return false;
+	        ref var c = ref GetCharacterStruct<CharacterHealthEntityStruct>(playerId, out bool exists);
+			if (exists)
+            {
+                c.currentHealth = val;
+				return true;
+            }
+            return false;
+        }
+
+		public bool DamagePlayer(uint playerId, float amount)
+		{
+			if (entitiesDB == null) return false;
+			Factory.BuildEntity<DamageEntityDescriptor>(
+				new EGID(CharacterVulnerabilityExclusiveGroups.NextDamageEntityId, CharacterVulnerabilityExclusiveGroups.CharacterDamageExclusiveGroup)
+			).Init(new DamageEntityStruct
+			{
+				damage = amount,
+				targetPlayerEntityId = playerId,
+			});
+			return true;
+		}
+
+		public bool GetDamageable(uint playerId)
+        {
+			if (entitiesDB == null) return false;
+	        ref var c = ref GetCharacterStruct<CharacterHealthEntityStruct>(playerId, out bool exists);
+			if (exists)
+            {
+                return c.canTakeDamageStat;
+            }
+            return false;
+        }
+
+        public bool SetDamageable(uint playerId, bool val)
+        {
+			if (entitiesDB == null) return false;
+	        ref var ches = ref GetCharacterStruct<CharacterHealthEntityStruct>(playerId, out bool exists);
+			if (exists)
+            {
+				ches.canTakeDamage = val;
+				ches.canTakeDamage = val;
+                return true;
+            }
+            return false;
+        }
+
+		public uint GetInitialLives(uint playerId)
+        {
+			if (entitiesDB == null) return 0;
+	        ref var c = ref GetCharacterStruct<CharacterLivesEntityComponent>(playerId, out bool exists);
+            if (exists)
+            {
+                return c.initialLives;
+            }
+            return uint.MaxValue;
+        }
+
+        public bool SetInitialLives(uint playerId, uint val)
+        {
+			if (entitiesDB == null) return false;
+	        ref var c = ref GetCharacterStruct<CharacterLivesEntityComponent>(playerId, out bool exists);
+            if (exists)
+            {
+                c.initialLives = val;
+                return true;
+            }
+            return false;
+        }
+
+		public uint GetCurrentLives(uint playerId)
+        {
+			if (entitiesDB == null) return 0;
+	        ref var c = ref GetCharacterStruct<CharacterLivesEntityComponent>(playerId, out bool exists);
+			if (exists)
+            {
+				return c.currentLives;
+            }
+			return uint.MaxValue;
+        }
+
+        public bool SetCurrentLives(uint playerId, uint val)
+        {
+			if (entitiesDB == null) return false;
+	        ref var c = ref GetCharacterStruct<CharacterLivesEntityComponent>(playerId, out bool exists);
+			if (exists)
+            {
+				c.currentLives = val;
+                return true;
+            }
+            return false;
+        }
+
+		public bool GetGameOverScreen(uint playerId)
+		{
+			if (entitiesDB == null) return false;
+			ref var c = ref GetCharacterStruct<CharacterLivesEntityComponent>(playerId, out bool exists);
+			if (exists)
+			{
+				return c.gameOverScreen;
+            }
+            return false;
+		}
+
+        public bool IsDead(uint playerId)
+		{
+			if (entitiesDB == null) return true;
+			return entitiesDB.Exists<RigidBodyEntityStruct>(playerId, CharacterExclusiveGroups.DeadCharacters);
+		}
+
+        public int GetSelectedBlock(uint playerId)
+        {
+			if (entitiesDB == null) return 0;
+	        ref var c = ref GetCharacterStruct<EquippedPartStruct>(playerId, out bool exists);
+			if (exists)
+            {
+				return c.SelectedDBPartID;
+            }
+			return ushort.MaxValue;
+		}
+
+		public byte GetSelectedColor(uint playerId)
+        {
+			if (entitiesDB == null) return 0;
+	        ref var c = ref GetCharacterStruct<EquippedColourStruct>(playerId, out bool exists);
+            if (exists)
+            {
+				return c.indexInPalette;
+            }
+            return 255;
+        }
+
+        // reusable methods
+
+		[MethodImpl(MethodImplOptions.AggressiveInlining)]
+		private ExclusiveGroup PlayerGroupFromEnum(PlayerType type)
+		{
+			return type == PlayerType.Local ? PlayersExclusiveGroups.LocalPlayers : PlayersExclusiveGroups.RemotePlayers; 
+		}
+
+		[MethodImpl(MethodImplOptions.AggressiveInlining)]
+		public ref T GetCharacterStruct<T>(uint playerId, out bool exists) where T : unmanaged, IEntityComponent
+        {
+            var characterGroups = CharacterExclusiveGroups.AllCharacters;
+            for (int i = 0; i < characterGroups.count; i++)
+            {
+                EGID egid = new EGID(playerId, characterGroups[i]);
+                if (entitiesDB.Exists<T>(egid))
+                {
+	                exists = true;
+                    return ref entitiesDB.QueryEntity<T>(egid);
+                }
+            }
+
+            exists = false;
+            T[] arr = new T[1];
+            return ref arr[0]; //Return default value
+        }
+
+		[MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public bool GetPlayerStruct<T>(uint playerId, out T s) where T : unmanaged, IEntityComponent
+        {
+            var playerGroups = PlayersExclusiveGroups.AllPlayers;
+            for (int i = 0; i < playerGroups.count; i++)
+            {
+                EGID egid = new EGID(playerId, playerGroups[i]);
+                if (entitiesDB.Exists<T>(egid))
+                {
+                    s = entitiesDB.QueryEntity<T>(egid);
+                    return true;
+                }
+            }
+            s = default;
+            return false;
+        }
+
+        public EGID? GetThingLookedAt(uint playerId, float maxDistance = -1f)
+        {
+	        if (!entitiesDB.TryQueryMappedEntities<CharacterCameraRayCastEntityStruct>(
+		        CameraExclusiveGroups.CameraGroup, out var mapper))
+		        return null;
+	        mapper.TryGetEntity(playerId, out CharacterCameraRayCastEntityStruct rayCast);
+	        float distance = maxDistance < 0
+		        ? GhostBlockUtils.GetBuildInteractionDistance(entitiesDB, rayCast,
+			        GhostBlockUtils.GhostCastMethod.GhostCastProportionalToBlockSize)
+		        : maxDistance;
+	        if (rayCast.hit && rayCast.distance <= distance)
+		        return rayCast.hitEgid;
+
+	        return null;
+        }
+
+        public unsafe Block[] GetSelectedBlocks(uint playerid)
+        {
+	        if (!entitiesDB.Exists<BoxSelectStateEntityStruct>(playerid,
+		        BoxSelectExclusiveGroups.BoxSelectVolumeExclusiveGroup))
+		        return new Block[0];
+	        var state = entitiesDB.QueryEntity<BoxSelectStateEntityStruct>(playerid,
+		        BoxSelectExclusiveGroups.BoxSelectVolumeExclusiveGroup);
+	        var blocks = entitiesDB.QueryEntity<SelectedBlocksStruct>(playerid,
+		        BoxSelectExclusiveGroups.BoxSelectVolumeExclusiveGroup);
+	        if (!state.active) return new Block[0];
+	        var pointer = (EGID*) blocks.selectedBlocks.ToPointer();
+	        var ret = new Block[blocks.count];
+	        for (int j = 0; j < blocks.count; j++)
+	        {
+		        var egid = pointer[j];
+		        ret[j] = new Block(egid);
+	        }
+
+	        return ret;
+        }
+	}
+}

GamecraftModdingAPI/Players/PlayerExceptions.cs

@@ -1,7 +1,7 @@
 using System;
-namespace TechbloxModdingAPI.Players
+namespace GamecraftModdingAPI.Players
 {
-	public class PlayerException : TechbloxModdingAPIException
+	public class PlayerException : GamecraftModdingAPIException
 	{
 		public PlayerException()
 		{

GamecraftModdingAPI/Players/PlayerTests.cs

@@ -0,0 +1,42 @@
+using System;
+
+using Unity.Mathematics;
+
+using GamecraftModdingAPI;
+using GamecraftModdingAPI.Tests;
+
+namespace GamecraftModdingAPI.Players
+{
+#if TEST
+    /// <summary>
+	/// Player test cases. Not accessible in release versions.
+    /// </summary>
+	[APITestClass]
+	public static class PlayerTests
+	{
+		[APITestCase(TestType.EditMode)]
+		public static void ExistsTest()
+		{
+			if (!Assert.Equal(Player.Exists(PlayerType.Local), true, "Local player does not exist.", "Local player detected.")) return;
+			Assert.Equal(Player.Count(), 1u, "Player.Count() is not one, possibly because it failed silently.", "Player count is one for single player game.");
+		}
+
+		[APITestCase(TestType.EditMode)]
+		public static void PositionTest()
+		{
+			Player p = new Player(PlayerType.Local);
+			if (!Assert.Errorless(() => { p.Teleport(0, 0, 0, relative: false); }, "Player.Teleport(origin) errored: ", "Player teleported to origin successfully.")) return;
+			if (!Assert.CloseTo(p.Position, float3.zero, "Player is not close to origin despite being teleported there.", "Player.Position is at origin.")) return;
+			if (!Assert.Errorless(() => { p.Position = float3.zero + 1; }, "Player.Position  = origin+1 errored: ", "Player moved to origin+1.")) return;
+			Assert.CloseTo(p.Position, float3.zero + 1, "Player is not close to origin+1 despite being teleported there.", "Player.Position is at origin+1.");
+		}
+
+		[APITestCase(TestType.Menu)]
+		public static void InvalidStateTest()
+		{
+			if (!Assert.Errorless(() => { Player.Count(); }, "Player.Count() errored in menu.", "Player.Count() succeeded in menu.")) return;
+			Assert.Equal(Player.Count(), 0u, "Player.Count() is not zero in menu.", "Player count is zero in menu as expected.");
+		}
+	}
+#endif
+}

GamecraftModdingAPI/Players/PlayerType.cs

@@ -1,5 +1,5 @@
 using System;
-namespace TechbloxModdingAPI.Players
+namespace GamecraftModdingAPI.Players
 {
     public enum PlayerType
     {

GamecraftModdingAPI/SimBody.cs

@@ -3,42 +3,27 @@ using Svelto.ECS;
 using Unity.Mathematics;
 using UnityEngine;
 
-using Gamecraft.Damage;
 using RobocraftX.Common;
 using RobocraftX.Physics;
 
-namespace TechbloxModdingAPI
+namespace GamecraftModdingAPI
 {
     /// <summary>
-    /// A rigid body (like a chunk of connected blocks) during simulation.
+    /// A rigid body (like a cluster of connected blocks) during simulation.
     /// </summary>
-    public class SimBody : EcsObjectBase, IEquatable<SimBody>, IEquatable<EGID>
+    public class SimBody : IEquatable<SimBody>, IEquatable<EGID>
     {
-        /// <summary>
+        public EGID Id { get; }
-        /// The cluster this chunk belongs to, or null if no cluster destruction manager present or the chunk doesn't exist.
-        /// Get the SimBody from a Block if possible for good performance here.
-        /// </summary>
-        public Cluster Cluster => cluster ??= clusterId == uint.MaxValue // Return cluster or if it's null then set it
-            ? Block.BlockEngine.GetCluster(Id.entityID) // If we don't have a clusterId set then get it from the game
-            : GetInstance(new EGID(clusterId, CommonExclusiveGroups.SIMULATION_CLUSTERS_GROUP),
-                egid => new Cluster(egid)); // Otherwise get the cluster from the ID
 
-        private Cluster cluster;
+        public SimBody(EGID id)
-        private readonly uint clusterId = uint.MaxValue;
-
-        public SimBody(EGID id) : base(id)
         {
+            Id = id;
         }
 
         public SimBody(uint id) : this(new EGID(id, CommonExclusiveGroups.SIMULATION_BODIES_GROUP))
         {
         }
 
-        internal SimBody(uint id, uint clusterID) : this(id)
-        {
-            clusterId = clusterID;
-        }
-
         /// <summary>
         /// The position of this body. When setting the position, update the position of the connected bodies as well,
         /// otherwise unexpected forces may arise.
@@ -85,33 +70,10 @@ namespace TechbloxModdingAPI
             //set => GetStruct().physicsMass.CenterOfMass = value;
         }
 
-        public float Volume
-        {
-            get => GetStruct().volume;
-        }
-
-        public float InitialHealth
-        {
-            get => Block.BlockEngine.GetBlockInfo<HealthEntityComponent>(this).initialHealth;
-            set => Block.BlockEngine.GetBlockInfo<HealthEntityComponent>(this).initialHealth = value;
-        }
-
-        public float CurrentHealth
-        {
-            get => Block.BlockEngine.GetBlockInfo<HealthEntityComponent>(this).currentHealth;
-            set => Block.BlockEngine.GetBlockInfo<HealthEntityComponent>(this).currentHealth = value;
-        }
-
-        public float HealthMultiplier
-        {
-            get => Block.BlockEngine.GetBlockInfo<HealthEntityComponent>(this).healthMultiplier;
-            set => Block.BlockEngine.GetBlockInfo<HealthEntityComponent>(this).healthMultiplier = value;
-        }
-
         /// <summary>
         /// Whether the body can be moved or static.
         /// </summary>
-        public bool Static => Block.BlockEngine.GetBlockInfo<MassEntityStruct>(this).isStatic; //Setting it doesn't have any effect
+        public bool Static => Block.BlockEngine.GetBlockInfo<MassEntityStruct>(Id).isStatic; //Setting it doesn't have any effect
 
         /// <summary>
         /// The rigid bodies connected to this one via functional joints (broken ones don't count).
@@ -121,18 +83,9 @@ namespace TechbloxModdingAPI
             return Block.BlockEngine.GetConnectedSimBodies(Id.entityID);
         }
 
-        /// <summary>
-        /// The blocks that form this rigid body.
-        /// </summary>
-        /// <returns></returns>
-        public Block[] GetBlocks()
-        {
-            return Block.BlockEngine.GetBodyBlocks(Id.entityID);
-        }
-
         private ref RigidBodyEntityStruct GetStruct()
         {
-            return ref Block.BlockEngine.GetBlockInfo<RigidBodyEntityStruct>(this);
+            return ref Block.BlockEngine.GetBlockInfo<RigidBodyEntityStruct>(Id);
         }
 
         public override string ToString()

GamecraftModdingAPI/Tasks/ISchedulable.cs

@@ -6,7 +6,7 @@ using System.Threading.Tasks;
 
 using Svelto.Tasks;
 
-namespace TechbloxModdingAPI.Tasks
+namespace GamecraftModdingAPI.Tasks
 {
     /// <summary>
     /// Interface for asynchronous tasks

GamecraftModdingAPI/Tasks/Once.cs

@@ -7,7 +7,7 @@ using System.Threading.Tasks;
 using Svelto.Tasks;
 using Svelto.Tasks.Enumerators;
 
-namespace TechbloxModdingAPI.Tasks
+namespace GamecraftModdingAPI.Tasks
 {
     /// <summary>
     /// An asynchronous task to be performed once.

GamecraftModdingAPI/Tasks/Repeatable.cs

@@ -7,7 +7,7 @@ using System.Threading.Tasks;
 using Svelto.Tasks;
 using Svelto.Tasks.Enumerators;
 
-namespace TechbloxModdingAPI.Tasks
+namespace GamecraftModdingAPI.Tasks
 {
     /// <summary>
     /// An asynchronous repeating task.

GamecraftModdingAPI/Tasks/Scheduler.cs

@@ -7,7 +7,7 @@ using System.Threading.Tasks;
 using Svelto.Tasks.Lean;
 using Svelto.Tasks.ExtraLean;
 
-namespace TechbloxModdingAPI.Tasks
+namespace GamecraftModdingAPI.Tasks
 {
     /// <summary>
     /// Asynchronous task scheduling for ISchedulables.
@@ -20,7 +20,7 @@ namespace TechbloxModdingAPI.Tasks
         {
             get
             {
-                return RobocraftX.Schedulers.ClientLean.UIScheduler;
+                return RobocraftX.Schedulers.Lean.UIScheduler;
             }
         }
 
@@ -28,13 +28,13 @@ namespace TechbloxModdingAPI.Tasks
         {
             get
             {
-                return RobocraftX.Schedulers.ClientExtraLean.UIScheduler;
+                return RobocraftX.Schedulers.ExtraLean.UIScheduler;
             }
         }
 
-        public static readonly Svelto.Tasks.ExtraLean.Unity.UpdateMonoRunner extraLeanRunner = new Svelto.Tasks.ExtraLean.Unity.UpdateMonoRunner("TechbloxModdingAPIExtraLean");
+        public static readonly Svelto.Tasks.ExtraLean.Unity.UpdateMonoRunner extraLeanRunner = new Svelto.Tasks.ExtraLean.Unity.UpdateMonoRunner("GamecraftModdingAPIExtraLean");
 
-        public static readonly Svelto.Tasks.Lean.Unity.UpdateMonoRunner leanRunner = new Svelto.Tasks.Lean.Unity.UpdateMonoRunner("TechbloxModdingAPILean");
+        public static readonly Svelto.Tasks.Lean.Unity.UpdateMonoRunner leanRunner = new Svelto.Tasks.Lean.Unity.UpdateMonoRunner("GamecraftModdingAPILean");
 
         /// <summary>
         /// Schedule a task to run asynchronously.
@@ -42,7 +42,7 @@ namespace TechbloxModdingAPI.Tasks
         /// </summary>
         /// <param name="toRun">The task to run</param>
         /// <param name="extraLean">Schedule toRun on an extra lean runner?</param>
-        /// <param name="ui">Schedule toRun on Techblox's built-in UI task runner?</param>
+        /// <param name="ui">Schedule toRun on Gamecraft's built-in UI task runner?</param>
         public static void Schedule(ISchedulable toRun, bool extraLean = false, bool ui = false)
         {
             if (extraLean)

GamecraftModdingAPI/Tests/APITestAttributes.cs

@@ -1,5 +1,5 @@
 using System;
-namespace TechbloxModdingAPI.Tests
+namespace GamecraftModdingAPI.Tests
 {
     /// <summary>
     /// Test type.

GamecraftModdingAPI/Tests/Assert.cs

@@ -5,7 +5,7 @@ using System.Runtime.CompilerServices;
 
 using Unity.Mathematics;
 
-namespace TechbloxModdingAPI.Tests
+namespace GamecraftModdingAPI.Tests
 {
     /// <summary>
     /// API test system assertion utilities.
@@ -83,8 +83,28 @@ namespace TechbloxModdingAPI.Tests
         {
 			if (err == null) err = $"{nameof(T)} '{obj1}' is not equal to '{obj2}'.";
 			if (success == null) success = $"{nameof(T)} '{obj1}' is equal to '{obj2}'.";
-			if ((obj1 == null && obj2 == null)
+			if (obj1 == null && obj2 == null)
-				|| (obj1 != null && obj2 != null && obj1.Equals(obj2) && obj2.Equals(obj1)))
+			{
+                // pass
+				Log(PASS + success);
+                TestRoot.TestsPassed = true;
+                return true;
+			}
+			else if (!(obj1 == null && obj2 == null) && obj1.Equals(obj2) && obj2.Equals(obj1))
+			{
+                // pass
+				Log(PASS + success);
+                TestRoot.TestsPassed = true;
+                return true;
+			}
+			else if (obj1 != null && (obj1 != null && !obj1.Equals(obj2)))
+			{
+				// pass
+				Log(PASS + success);
+                TestRoot.TestsPassed = true;
+                return true;
+			}
+			else if (obj2 != null && !obj2.Equals(obj1))
 			{
 				// pass
 				Log(PASS + success);
@@ -119,25 +139,6 @@ namespace TechbloxModdingAPI.Tests
 			return true;
 		}
 
-		public static bool Errorful<T>(Action tryThis, string err = null, string success = null) where T : Exception
-		{
-			if (err == null) err = $"{tryThis} was expected to error but completed without errors.";
-			if (success == null) success = $"{tryThis} completed with an expected error.";
-			try
-			{
-				tryThis();
-			}
-			catch (T e)
-			{
-				TestRoot.TestsPassed = true;
-				Log(PASS + success + " " + e.GetType().Name + ": " + e.Message);
-				return true;
-			}
-			Log(FAIL + err);
-			TestRoot.TestsPassed = false;
-			return false;
-		}
-
 		public static bool CloseTo(float a, float b, string err = null, string success = null, float delta = float.Epsilon)
 		{
 			if (err == null) err = $"{a} is not within {delta} of {b}.";