diff --git a/engine/inc/C4Game.h b/engine/inc/C4Game.h
index 180e3e4f7..5aace529d 100644
--- a/engine/inc/C4Game.h
+++ b/engine/inc/C4Game.h
@@ -109,7 +109,6 @@ class C4Game
 		C4ComponentHost			GameText;
 		C4GameScriptHost		Script;
 		C4LangStringTable   MainSysLangStringTable, ScenarioLangStringTable, ScenarioSysLangStringTable;
-    C4MassMoverSet			MassMover;
 		C4ParticleSystem		Particles;
 		C4PlayerList				Players;
 		StdStrBuf           PlayerNames;
diff --git a/engine/inc/C4MassMover.h b/engine/inc/C4MassMover.h
index 74734e48e..b6c326669 100644
--- a/engine/inc/C4MassMover.h
+++ b/engine/inc/C4MassMover.h
@@ -62,4 +62,6 @@ class C4MassMoverSet
 	  void Consolidate();
   };
 
+extern C4MassMoverSet MassMover;
+
 #endif
diff --git a/engine/src/C4Control.cpp b/engine/src/C4Control.cpp
index b2f0a8e3f..dcf6674b4 100644
--- a/engine/src/C4Control.cpp
+++ b/engine/src/C4Control.cpp
@@ -437,7 +437,7 @@ void C4ControlSyncCheck::Set()
 	RandomCount = ::RandomCount;
 	AllCrewPosX = GetAllCrewPosX();
 	PXSCount = ::PXS.Count;
-	MassMoverIndex = Game.MassMover.CreatePtr;
+	MassMoverIndex = ::MassMover.CreatePtr;
 	ObjectCount = Game.Objects.ObjectCount();
 	ObjectEnumerationIndex = Game.ObjectEnumerationIndex;
 	SectShapeSum = Game.Objects.Sectors.getShapeSum();
diff --git a/engine/src/C4GameSave.cpp b/engine/src/C4GameSave.cpp
index c71ea0008..b230d570d 100644
--- a/engine/src/C4GameSave.cpp
+++ b/engine/src/C4GameSave.cpp
@@ -167,7 +167,7 @@ bool C4GameSave::SaveLandscape()
 		if (!::PXS.Save(*pSaveGroup)) return false;
 		// MassMover (create copy, may not modify running data)
 		C4MassMoverSet MassMoverSet;
-		MassMoverSet.Copy(Game.MassMover);
+		MassMoverSet.Copy(::MassMover);
 		if (!MassMoverSet.Save(*pSaveGroup)) return false;
 		// Material enumeration
 		if (!Game.Material.SaveEnumeration(*pSaveGroup)) return false;
diff --git a/engine/src/C4Landscape.cpp b/engine/src/C4Landscape.cpp
index 8e925d419..5f17e4a6f 100644
--- a/engine/src/C4Landscape.cpp
+++ b/engine/src/C4Landscape.cpp
@@ -881,7 +881,7 @@ BOOL C4Landscape::CheckInstability(int32_t tx, int32_t ty)
   int32_t mat=GetMat(tx,ty);
   if (MatValid(mat))
     if (Game.Material.Map[mat].Instable)
-      return Game.MassMover.Create(tx,ty);
+      return ::MassMover.Create(tx,ty);
   return FALSE;
   }
 
diff --git a/engine/src/C4MassMover.cpp b/engine/src/C4MassMover.cpp
index e7f5990ee..85f05ba2b 100644
--- a/engine/src/C4MassMover.cpp
+++ b/engine/src/C4MassMover.cpp
@@ -112,7 +112,7 @@ BOOL C4MassMover::Init(int32_t tx, int32_t ty)
   // Check mat
   Mat=GBackMat(tx,ty);
   x=tx; y=ty;
-	Game.MassMover.Count++;
+	::MassMover.Count++;
   return (Mat!=MNone);
   }
 
@@ -123,7 +123,7 @@ void C4MassMover::Cease()
 	rc.x=x; rc.y=y;
 	AddDbgRec(RCT_MMD, &rc, sizeof(rc));
 #endif
-	Game.MassMover.Count--;
+	::MassMover.Count--;
   Mat=MNone;
   }
 
@@ -175,7 +175,7 @@ BOOL C4MassMover::Execute()
 		::Landscape.InsertMaterial(omat, tx, ty + 1);
 
   // Create new mover at target
-  Game.MassMover.Create(tx,ty,!Rnd3());
+  ::MassMover.Create(tx,ty,!Rnd3());
 
   return TRUE;
   }
@@ -280,3 +280,5 @@ void C4MassMoverSet::Copy(C4MassMoverSet &rSet)
 	CreatePtr=rSet.CreatePtr;
   for (int32_t cnt=0; cnt<C4MassMoverChunk; cnt++) Set[cnt]=rSet.Set[cnt];
 	}
+
+C4MassMoverSet MassMover;