diff --git a/GamecraftModdingAPI/Block.cs b/GamecraftModdingAPI/Block.cs
index d0ff657..524847d 100644
--- a/GamecraftModdingAPI/Block.cs
+++ b/GamecraftModdingAPI/Block.cs
@@ -114,8 +114,8 @@ namespace GamecraftModdingAPI
 
 		private static Dictionary<Type, Func<EGID, Block>> initializers = new Dictionary<Type, Func<EGID, Block>>();
 
-		private static Dictionary<Type, ExclusiveGroupStruct[]> typeToGroup =
-			new Dictionary<Type, ExclusiveGroupStruct[]>
+		private static Dictionary<Type, ExclusiveBuildGroup[]> typeToGroup =
+			new Dictionary<Type, ExclusiveBuildGroup[]>
 			{
 				{typeof(ConsoleBlock), new[] {CommonExclusiveGroups.CONSOLE_BLOCK_GROUP}},
 				{typeof(LogicGate), new [] {CommonExclusiveGroups.LOGIC_BLOCK_GROUP}},
diff --git a/GamecraftModdingAPI/Blocks/BlockEngine.cs b/GamecraftModdingAPI/Blocks/BlockEngine.cs
index 2da04a3..a365d54 100644
--- a/GamecraftModdingAPI/Blocks/BlockEngine.cs
+++ b/GamecraftModdingAPI/Blocks/BlockEngine.cs
@@ -178,37 +178,43 @@ namespace GamecraftModdingAPI.Blocks
 		public SimBody[] GetSimBodiesFromID(byte id)
 		{
 			var ret = new FasterList<SimBody>(4);
-			if (!entitiesDB.HasAny<ObjectIdEntityStruct>(CommonExclusiveGroups.OBJID_BLOCK_GROUP))
-				return new SimBody[0];
-			var oids = entitiesDB.QueryEntities<ObjectIdEntityStruct>(CommonExclusiveGroups.OBJID_BLOCK_GROUP).ToBuffer();
-			var connections = entitiesDB.QueryMappedEntities<GridConnectionsEntityStruct>(CommonExclusiveGroups.OBJID_BLOCK_GROUP);
-			for (int i = 0; i < oids.count; i++)
+			var oide = entitiesDB.QueryEntities<ObjectIdEntityStruct>();
+			EGIDMapper<GridConnectionsEntityStruct>? connections = null;
+			foreach (var ((oids, count), _) in oide)
 			{
-				ref ObjectIdEntityStruct oid = ref oids.buffer[i];
-				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
+				for (int i = 0; i < count; i++)
+				{	
+					ref ObjectIdEntityStruct oid = ref oids[i];
+					if (oid.objectId != id) continue;
+					if (!connections.HasValue) //Would need reflection to get the group from the build group otherwise
+						connections = entitiesDB.QueryMappedEntities<GridConnectionsEntityStruct>(oid.ID.groupID);
+					var rid = connections.Value.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: ;
 				}
-				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.OBJID_BLOCK_GROUP))
-				return new ObjectIdentifier[0];
-			var oids = entitiesDB.QueryEntities<ObjectIdEntityStruct>(CommonExclusiveGroups.OBJID_BLOCK_GROUP).ToBuffer();
-			for (int i = 0; i < oids.count; i++)
+			var oide = entitiesDB.QueryEntities<ObjectIdEntityStruct>();
+			foreach (var ((oids, count), _) in oide)
 			{
-				ref ObjectIdEntityStruct oid = ref oids.buffer[i];
-				if (sim ? oid.simObjectId == id : oid.objectId == id)
-					ret.Add(new ObjectIdentifier(oid.ID));
+				for (int i = 0; i < count; i++)
+				{
+					ref ObjectIdEntityStruct oid = ref oids[i];
+					if (sim ? oid.simObjectId == id : oid.objectId == id)
+						ret.Add(new ObjectIdentifier(oid.ID));
+				}
 			}
 
 			return ret.ToArray();
diff --git a/GamecraftModdingAPI/Blocks/BlockIDs.cs b/GamecraftModdingAPI/Blocks/BlockIDs.cs
index 1d55b29..9591ae2 100644
--- a/GamecraftModdingAPI/Blocks/BlockIDs.cs
+++ b/GamecraftModdingAPI/Blocks/BlockIDs.cs
@@ -329,6 +329,10 @@ namespace GamecraftModdingAPI.Blocks
         UnlitGlowSlope,
         Fog,
         Sky,
+        GridCube,
+        GridSlicedCube,
+        GridSlope,
+        GridCorner,
         MagmaRockCube = 777,
         MagmaRockCubeSliced,
         MagmaRockSlope,
diff --git a/GamecraftModdingAPI/GamecraftModdingAPI.csproj b/GamecraftModdingAPI/GamecraftModdingAPI.csproj
index b630e64..3cdfa73 100644
--- a/GamecraftModdingAPI/GamecraftModdingAPI.csproj
+++ b/GamecraftModdingAPI/GamecraftModdingAPI.csproj
@@ -583,34 +583,6 @@
       <HintPath>..\ref\Gamecraft_Data\Managed\Unity.Addressables.dll</HintPath>
       <HintPath>..\..\ref\Gamecraft_Data\Managed\Unity.Addressables.dll</HintPath>
     </Reference>
-    <Reference Include="Unity.Animation.Curves">
-      <HintPath>..\ref\Gamecraft_Data\Managed\Unity.Animation.Curves.dll</HintPath>
-      <HintPath>..\..\ref\Gamecraft_Data\Managed\Unity.Animation.Curves.dll</HintPath>
-    </Reference>
-    <Reference Include="Unity.Animation.Curves.Hybrid">
-      <HintPath>..\ref\Gamecraft_Data\Managed\Unity.Animation.Curves.Hybrid.dll</HintPath>
-      <HintPath>..\..\ref\Gamecraft_Data\Managed\Unity.Animation.Curves.Hybrid.dll</HintPath>
-    </Reference>
-    <Reference Include="Unity.Animation.DefaultGraphPipeline">
-      <HintPath>..\ref\Gamecraft_Data\Managed\Unity.Animation.DefaultGraphPipeline.dll</HintPath>
-      <HintPath>..\..\ref\Gamecraft_Data\Managed\Unity.Animation.DefaultGraphPipeline.dll</HintPath>
-    </Reference>
-    <Reference Include="Unity.Animation.DefaultGraphPipeline.Hybrid">
-      <HintPath>..\ref\Gamecraft_Data\Managed\Unity.Animation.DefaultGraphPipeline.Hybrid.dll</HintPath>
-      <HintPath>..\..\ref\Gamecraft_Data\Managed\Unity.Animation.DefaultGraphPipeline.Hybrid.dll</HintPath>
-    </Reference>
-    <Reference Include="Unity.Animation">
-      <HintPath>..\ref\Gamecraft_Data\Managed\Unity.Animation.dll</HintPath>
-      <HintPath>..\..\ref\Gamecraft_Data\Managed\Unity.Animation.dll</HintPath>
-    </Reference>
-    <Reference Include="Unity.Animation.Graph">
-      <HintPath>..\ref\Gamecraft_Data\Managed\Unity.Animation.Graph.dll</HintPath>
-      <HintPath>..\..\ref\Gamecraft_Data\Managed\Unity.Animation.Graph.dll</HintPath>
-    </Reference>
-    <Reference Include="Unity.Animation.Hybrid">
-      <HintPath>..\ref\Gamecraft_Data\Managed\Unity.Animation.Hybrid.dll</HintPath>
-      <HintPath>..\..\ref\Gamecraft_Data\Managed\Unity.Animation.Hybrid.dll</HintPath>
-    </Reference>
     <Reference Include="Unity.Build.SlimPlayerRuntime">
       <HintPath>..\ref\Gamecraft_Data\Managed\Unity.Build.SlimPlayerRuntime.dll</HintPath>
       <HintPath>..\..\ref\Gamecraft_Data\Managed\Unity.Build.SlimPlayerRuntime.dll</HintPath>
@@ -623,9 +595,9 @@
       <HintPath>..\ref\Gamecraft_Data\Managed\Unity.Collections.dll</HintPath>
       <HintPath>..\..\ref\Gamecraft_Data\Managed\Unity.Collections.dll</HintPath>
     </Reference>
-    <Reference Include="Unity.DataFlowGraph">
-      <HintPath>..\ref\Gamecraft_Data\Managed\Unity.DataFlowGraph.dll</HintPath>
-      <HintPath>..\..\ref\Gamecraft_Data\Managed\Unity.DataFlowGraph.dll</HintPath>
+    <Reference Include="Unity.Collections.LowLevel.ILSupport">
+      <HintPath>..\ref\Gamecraft_Data\Managed\Unity.Collections.LowLevel.ILSupport.dll</HintPath>
+      <HintPath>..\..\ref\Gamecraft_Data\Managed\Unity.Collections.LowLevel.ILSupport.dll</HintPath>
     </Reference>
     <Reference Include="Unity.Deformations">
       <HintPath>..\ref\Gamecraft_Data\Managed\Unity.Deformations.dll</HintPath>
@@ -639,9 +611,9 @@
       <HintPath>..\ref\Gamecraft_Data\Managed\Unity.Entities.Hybrid.dll</HintPath>
       <HintPath>..\..\ref\Gamecraft_Data\Managed\Unity.Entities.Hybrid.dll</HintPath>
     </Reference>
-    <Reference Include="Unity.InternalAPIEngineBridge.002">
-      <HintPath>..\ref\Gamecraft_Data\Managed\Unity.InternalAPIEngineBridge.002.dll</HintPath>
-      <HintPath>..\..\ref\Gamecraft_Data\Managed\Unity.InternalAPIEngineBridge.002.dll</HintPath>
+    <Reference Include="Unity.InternalAPIEngineBridge.012">
+      <HintPath>..\ref\Gamecraft_Data\Managed\Unity.InternalAPIEngineBridge.012.dll</HintPath>
+      <HintPath>..\..\ref\Gamecraft_Data\Managed\Unity.InternalAPIEngineBridge.012.dll</HintPath>
     </Reference>
     <Reference Include="Unity.Jobs">
       <HintPath>..\ref\Gamecraft_Data\Managed\Unity.Jobs.dll</HintPath>
@@ -675,10 +647,6 @@
       <HintPath>..\ref\Gamecraft_Data\Managed\Unity.Platforms.Common.dll</HintPath>
       <HintPath>..\..\ref\Gamecraft_Data\Managed\Unity.Platforms.Common.dll</HintPath>
     </Reference>
-    <Reference Include="Unity.Postprocessing.Runtime">
-      <HintPath>..\ref\Gamecraft_Data\Managed\Unity.Postprocessing.Runtime.dll</HintPath>
-      <HintPath>..\..\ref\Gamecraft_Data\Managed\Unity.Postprocessing.Runtime.dll</HintPath>
-    </Reference>
     <Reference Include="Unity.Properties">
       <HintPath>..\ref\Gamecraft_Data\Managed\Unity.Properties.dll</HintPath>
       <HintPath>..\..\ref\Gamecraft_Data\Managed\Unity.Properties.dll</HintPath>
diff --git a/GamecraftModdingAPI/Utility/FullGameFields.cs b/GamecraftModdingAPI/Utility/FullGameFields.cs
index 432103d..ccf80de 100644
--- a/GamecraftModdingAPI/Utility/FullGameFields.cs
+++ b/GamecraftModdingAPI/Utility/FullGameFields.cs
@@ -14,7 +14,7 @@ using RobocraftX.Rendering;
 using Svelto.Context;
 using Svelto.DataStructures;
 using Svelto.ECS;
-using Svelto.ECS.Schedulers.Unity;
+using Svelto.ECS.Schedulers;
 using UnityEngine;
 using Unity.Entities;
 using Unity.Physics.Systems;