diff --git a/LEGO1/lego/legoomni/include/legoomni.h b/LEGO1/lego/legoomni/include/legoomni.h
index d7d9a2d4..5ed0eb99 100644
--- a/LEGO1/lego/legoomni/include/legoomni.h
+++ b/LEGO1/lego/legoomni/include/legoomni.h
@@ -105,6 +105,7 @@ class LegoOmni : public MxOmni {
 
 	LegoEntity* FindByEntityIdOrAtomId(const MxAtomId& p_atom, MxS32 p_entityid);
 	void AddWorld(LegoWorld* p_world);
+	void DeleteEntity(LegoEntity* p_entity);
 	void FUN_1005b4f0(MxBool p_disable, MxU16 p_flags);
 
 	LegoVideoManager* GetVideoManager() { return (LegoVideoManager*) m_videoManager; }
diff --git a/LEGO1/lego/legoomni/include/legoworld.h b/LEGO1/lego/legoomni/include/legoworld.h
index 31b60f84..2d2dc920 100644
--- a/LEGO1/lego/legoomni/include/legoworld.h
+++ b/LEGO1/lego/legoomni/include/legoworld.h
@@ -60,6 +60,7 @@ class LegoWorld : public LegoEntity {
 	void FUN_10073430();
 	MxS32 GetCurrPathInfo(LegoPathBoundary** p_path, MxS32& p_value);
 	MxPresenter* FindPresenter(const char* p_presenter, const char* p_name);
+	MxCore* FUN_10021790(const MxAtomId& p_atom, MxS32 p_objectId);
 
 	// SYNTHETIC: LEGO1 0x1001dee0
 	// LegoWorld::`scalar deleting destructor'
diff --git a/LEGO1/lego/legoomni/src/entity/legoworld.cpp b/LEGO1/lego/legoomni/src/entity/legoworld.cpp
index 8e5c7465..214339e8 100644
--- a/LEGO1/lego/legoomni/src/entity/legoworld.cpp
+++ b/LEGO1/lego/legoomni/src/entity/legoworld.cpp
@@ -163,6 +163,12 @@ MxPresenter* LegoWorld::FindPresenter(const char* p_presenter, const char* p_nam
 	return NULL;
 }
 
+// STUB: LEGO1 0x10021790
+MxCore* LegoWorld::FUN_10021790(const MxAtomId& p_atom, MxS32 p_objectId)
+{
+	return NULL;
+}
+
 // STUB: LEGO1 0x10021a70
 void LegoWorld::VTable0x68(MxBool p_add)
 {
diff --git a/LEGO1/lego/legoomni/src/main/legoomni.cpp b/LEGO1/lego/legoomni/src/main/legoomni.cpp
index a8d06b89..640ee936 100644
--- a/LEGO1/lego/legoomni/src/main/legoomni.cpp
+++ b/LEGO1/lego/legoomni/src/main/legoomni.cpp
@@ -19,6 +19,7 @@
 #include "mxdsfile.h"
 #include "mxomnicreateflags.h"
 #include "mxomnicreateparam.h"
+#include "mxstreamer.h"
 #include "mxticklemanager.h"
 #include "mxtransitionmanager.h"
 
@@ -605,6 +606,11 @@ void LegoOmni::AddWorld(LegoWorld* p_world)
 	m_worldList->Append(p_world);
 }
 
+// STUB: LEGO1 0x1005adb0
+void LegoOmni::DeleteEntity(LegoEntity* p_entity)
+{
+}
+
 // STUB: LEGO1 0x1005af10
 void LegoOmni::RemoveWorld(const MxAtomId&, MxLong)
 {
@@ -628,10 +634,32 @@ LegoEntity* LegoOmni::FindByEntityIdOrAtomId(const MxAtomId& p_atom, MxS32 p_ent
 	return NULL;
 }
 
-// STUB: LEGO1 0x1005b1d0
+// FUNCTION: LEGO1 0x1005b1d0
 void LegoOmni::DeleteObject(MxDSAction& p_dsAction)
 {
-	// TODO
+	if (p_dsAction.GetAtomId().GetInternal() != NULL) {
+		LegoEntity* entity = FindByEntityIdOrAtomId(p_dsAction.GetAtomId(), p_dsAction.GetObjectId());
+		if (entity) {
+			DeleteEntity(entity);
+			return;
+		}
+
+		if (m_currentWorld != NULL) {
+			MxCore* entity2 = m_currentWorld->FUN_10021790(p_dsAction.GetAtomId(), p_dsAction.GetObjectId());
+			m_currentWorld->EndAction(entity2);
+
+			if (entity2->IsA("MxPresenter")) {
+				Streamer()->FUN_100b98f0(((MxPresenter*) entity2)->GetAction());
+				((MxPresenter*) entity2)->EndAction();
+
+			}
+			else {
+				delete entity2;
+			}
+			return;
+		}
+	}
+	MxOmni::DeleteObject(p_dsAction);
 }
 
 // FUNCTION: LEGO1 0x1005b2f0