diff --git a/.github/workflows/format.yml b/.github/workflows/format.yml
index 6e4e724e..10e85e0d 100644
--- a/.github/workflows/format.yml
+++ b/.github/workflows/format.yml
@@ -29,7 +29,7 @@ jobs:
     - name: Install python libraries
       shell: bash
       run: |
-        pip install black pylint pytest -r tools/requirements.txt
+        pip install black==23.* pylint==3.* pytest==7.* -r tools/requirements.txt
 
     - name: Run pylint and black
       shell: bash
diff --git a/LEGO1/lego/legoomni/include/helicopterstate.h b/LEGO1/lego/legoomni/include/helicopterstate.h
index eb104c93..52a92192 100644
--- a/LEGO1/lego/legoomni/include/helicopterstate.h
+++ b/LEGO1/lego/legoomni/include/helicopterstate.h
@@ -21,8 +21,15 @@ class HelicopterState : public LegoState {
 		return !strcmp(p_name, HelicopterState::ClassName()) || LegoState::IsA(p_name);
 	}
 
-	virtual MxBool VTable0x14() override; // vtable+0x14
-	virtual MxBool SetFlag() override;    // vtable+0x18
+	// FUNCTION: LEGO1 0x1000e0b0
+	virtual MxBool VTable0x14() override { return FALSE; }; // vtable+0x14
+
+	// FUNCTION: LEGO1 0x1000e0c0
+	virtual MxBool SetFlag() override
+	{
+		m_unk0x8 = 0;
+		return TRUE;
+	}; // vtable+0x18
 
 	inline void SetUnknown8(MxU32 p_unk0x8) { m_unk0x8 = p_unk0x8; }
 	inline MxU32 GetUnkown8() { return m_unk0x8; }
diff --git a/LEGO1/lego/legoomni/include/legoentitylist.h b/LEGO1/lego/legoomni/include/legoentitylist.h
index 1d29e65d..04935769 100644
--- a/LEGO1/lego/legoomni/include/legoentitylist.h
+++ b/LEGO1/lego/legoomni/include/legoentitylist.h
@@ -86,7 +86,10 @@ class LegoEntityListCursor : public MxPtrListCursor<LegoEntity> {
 // FUNCTION: LEGO1 0x1001f2b0
 // MxListCursor<LegoEntity *>::~MxListCursor<LegoEntity *>
 
-// FUNCTION: LEGO1 0x1001edc6
+// FUNCTION: LEGO1 0x1001f300
 // LegoEntityListCursor::~LegoEntityListCursor
 
+// TEMPLATE: LEGO1 0x100207d0
+// MxListCursor<LegoEntity *>::MxListCursor<LegoEntity *>
+
 #endif // LEGOENTITYLIST_H
diff --git a/LEGO1/lego/legoomni/include/legoworld.h b/LEGO1/lego/legoomni/include/legoworld.h
index 90aedfd6..3ef5c26d 100644
--- a/LEGO1/lego/legoomni/include/legoworld.h
+++ b/LEGO1/lego/legoomni/include/legoworld.h
@@ -66,7 +66,7 @@ class LegoWorld : public LegoEntity {
 	void FUN_10073430();
 	MxS32 GetCurrPathInfo(LegoPathBoundary** p_path, MxS32& p_value);
 	MxCore* FUN_100213a0(const char* p_class, const char* p_name);
-	MxPresenter* FUN_10021790(MxAtomId& p_atom, MxS32 p_entityId);
+	MxCore* FUN_10021790(const MxAtomId& p_atom, MxS32 p_entityId);
 
 	// SYNTHETIC: LEGO1 0x1001dee0
 	// LegoWorld::`scalar deleting destructor'
diff --git a/LEGO1/lego/legoomni/src/build/helicopterstate.cpp b/LEGO1/lego/legoomni/src/build/helicopterstate.cpp
index 368edfad..70d71a0c 100644
--- a/LEGO1/lego/legoomni/src/build/helicopterstate.cpp
+++ b/LEGO1/lego/legoomni/src/build/helicopterstate.cpp
@@ -1,15 +1 @@
 #include "helicopterstate.h"
-
-// STUB: LEGO1 0x1000e0b0
-MxBool HelicopterState::VTable0x14()
-{
-	// TODO
-	return FALSE;
-}
-
-// STUB: LEGO1 0x1000e0c0
-MxBool HelicopterState::SetFlag()
-{
-	// TODO
-	return FALSE;
-}
diff --git a/LEGO1/lego/legoomni/src/build/racecar.cpp b/LEGO1/lego/legoomni/src/build/racecar.cpp
index 02f3a09d..a057b8a4 100644
--- a/LEGO1/lego/legoomni/src/build/racecar.cpp
+++ b/LEGO1/lego/legoomni/src/build/racecar.cpp
@@ -1,17 +1,21 @@
 #include "racecar.h"
 
+#include "legocontrolmanager.h"
+#include "legoomni.h"
+
 DECOMP_SIZE_ASSERT(RaceCar, 0x164);
 
 // FUNCTION: LEGO1 0x10028200
 RaceCar::RaceCar()
 {
-	this->m_unk0x13c = 40.0;
+	m_unk0x13c = 40.0;
 }
 
-// STUB: LEGO1 0x10028420
+// FUNCTION: LEGO1 0x10028420
 RaceCar::~RaceCar()
 {
-	// TODO
+	ControlManager()->Unregister(this);
+	VTable0xe4();
 }
 
 // STUB: LEGO1 0x10028490
diff --git a/LEGO1/lego/legoomni/src/entity/legoworld.cpp b/LEGO1/lego/legoomni/src/entity/legoworld.cpp
index 0f7cf937..695df6e4 100644
--- a/LEGO1/lego/legoomni/src/entity/legoworld.cpp
+++ b/LEGO1/lego/legoomni/src/entity/legoworld.cpp
@@ -219,9 +219,48 @@ MxCore* LegoWorld::FUN_100213a0(const char* p_class, const char* p_name)
 	}
 }
 
-// STUB: LEGO1 0x10021790
-MxPresenter* LegoWorld::FUN_10021790(MxAtomId& p_atom, MxS32 p_entityId)
+// FUNCTION: LEGO1 0x10021790
+MxCore* LegoWorld::FUN_10021790(const MxAtomId& p_atom, MxS32 p_entityId)
 {
+	LegoEntityListCursor entityCursor(m_entityList);
+	LegoEntity* entity;
+
+	while (entityCursor.Next(entity)) {
+		if (entity->GetAtom() == p_atom && entity->GetEntityId() == p_entityId)
+			return entity;
+	}
+
+	MxPresenterListCursor presenterCursor0xb8(&m_list0xb8);
+	MxPresenter* presenter;
+
+	while (presenterCursor0xb8.Next(presenter)) {
+		MxDSAction* action = presenter->GetAction();
+
+		if (action->GetAtomId() == p_atom && action->GetObjectId() == p_entityId)
+			return presenter;
+	}
+
+	MxPresenterListCursor presenterCursor0x80(&m_list0x80);
+
+	while (presenterCursor0x80.Next(presenter)) {
+		MxDSAction* action = presenter->GetAction();
+
+		if (action && action->GetAtomId() == p_atom && action->GetObjectId() == p_entityId)
+			return presenter;
+	}
+
+	for (MxPresenterSet::iterator it = m_set0xa8.begin(); it != m_set0xa8.end(); it++) {
+		MxCore* core = *it;
+
+		if (core->IsA("MxPresenter")) {
+			MxPresenter* presenter = (MxPresenter*) *it;
+			MxDSAction* action = presenter->GetAction();
+
+			if (action->GetAtomId() == p_atom && action->GetObjectId() == p_entityId)
+				return *it;
+		}
+	}
+
 	return NULL;
 }
 
diff --git a/LEGO1/lego/legoomni/src/infocenter/infocenter.cpp b/LEGO1/lego/legoomni/src/infocenter/infocenter.cpp
index 2df59474..0c64a294 100644
--- a/LEGO1/lego/legoomni/src/infocenter/infocenter.cpp
+++ b/LEGO1/lego/legoomni/src/infocenter/infocenter.cpp
@@ -365,22 +365,22 @@ void Infocenter::InitializeBitmaps()
 {
 	m_radio.Initialize(TRUE);
 
-	FUN_10021790(m_atom, c_leftArrowCtl)->Enable(TRUE);
-	FUN_10021790(m_atom, c_rightArrowCtl)->Enable(TRUE);
-	FUN_10021790(m_atom, c_infoCtl)->Enable(TRUE);
-	FUN_10021790(m_atom, c_boatCtl)->Enable(TRUE);
-	FUN_10021790(m_atom, c_raceCtl)->Enable(TRUE);
-	FUN_10021790(m_atom, c_pizzaCtl)->Enable(TRUE);
-	FUN_10021790(m_atom, c_gasCtl)->Enable(TRUE);
-	FUN_10021790(m_atom, c_medCtl)->Enable(TRUE);
-	FUN_10021790(m_atom, c_copCtl)->Enable(TRUE);
+	((MxPresenter*) FUN_10021790(m_atom, c_leftArrowCtl))->Enable(TRUE);
+	((MxPresenter*) FUN_10021790(m_atom, c_rightArrowCtl))->Enable(TRUE);
+	((MxPresenter*) FUN_10021790(m_atom, c_infoCtl))->Enable(TRUE);
+	((MxPresenter*) FUN_10021790(m_atom, c_boatCtl))->Enable(TRUE);
+	((MxPresenter*) FUN_10021790(m_atom, c_raceCtl))->Enable(TRUE);
+	((MxPresenter*) FUN_10021790(m_atom, c_pizzaCtl))->Enable(TRUE);
+	((MxPresenter*) FUN_10021790(m_atom, c_gasCtl))->Enable(TRUE);
+	((MxPresenter*) FUN_10021790(m_atom, c_medCtl))->Enable(TRUE);
+	((MxPresenter*) FUN_10021790(m_atom, c_copCtl))->Enable(TRUE);
 
-	FUN_10021790(m_atom, c_mamaCtl)->Enable(TRUE);
-	FUN_10021790(m_atom, c_papaCtl)->Enable(TRUE);
-	FUN_10021790(m_atom, c_pepperCtl)->Enable(TRUE);
-	FUN_10021790(m_atom, c_nickCtl)->Enable(TRUE);
-	FUN_10021790(m_atom, c_lauraCtl)->Enable(TRUE);
-	FUN_10021790(m_atom, c_radioCtl)->Enable(TRUE);
+	((MxPresenter*) FUN_10021790(m_atom, c_mamaCtl))->Enable(TRUE);
+	((MxPresenter*) FUN_10021790(m_atom, c_papaCtl))->Enable(TRUE);
+	((MxPresenter*) FUN_10021790(m_atom, c_pepperCtl))->Enable(TRUE);
+	((MxPresenter*) FUN_10021790(m_atom, c_nickCtl))->Enable(TRUE);
+	((MxPresenter*) FUN_10021790(m_atom, c_lauraCtl))->Enable(TRUE);
+	((MxPresenter*) FUN_10021790(m_atom, c_radioCtl))->Enable(TRUE);
 
 	m_mapAreas[0].m_presenter = (MxStillPresenter*) FUN_100213a0("MxStillPresenter", "Info_A_Bitmap");
 	m_mapAreas[0].m_unk0x08 = 391;