diff --git a/CMakeLists.txt b/CMakeLists.txt
index a775dc2e..54d4b76b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -350,7 +350,6 @@ add_library(lego1 SHARED
   LEGO1/lego/legoomni/src/entity/legoactor.cpp
   LEGO1/lego/legoomni/src/entity/legoactorpresenter.cpp
   LEGO1/lego/legoomni/src/entity/legocameracontroller.cpp
-  LEGO1/lego/legoomni/src/entity/legocarraceactor.cpp
   LEGO1/lego/legoomni/src/entity/legoentity.cpp
   LEGO1/lego/legoomni/src/entity/legoentitypresenter.cpp
   LEGO1/lego/legoomni/src/entity/legojetski.cpp
@@ -375,8 +374,9 @@ add_library(lego1 SHARED
   LEGO1/lego/legoomni/src/race/jetskirace.cpp
   LEGO1/lego/legoomni/src/race/legorace.cpp
   LEGO1/lego/legoomni/src/race/legoraceactor.cpp
-  LEGO1/lego/legoomni/src/race/legoracers.cpp
   LEGO1/lego/legoomni/src/race/legoracemap.cpp
+  LEGO1/lego/legoomni/src/race/legoracers.cpp
+  LEGO1/lego/legoomni/src/race/legoracespecial.cpp
   LEGO1/lego/legoomni/src/race/raceskel.cpp
   LEGO1/lego/legoomni/src/video/legoanimpresenter.cpp
   LEGO1/lego/legoomni/src/video/legoflctexturepresenter.cpp
diff --git a/LEGO1/lego/legoomni/include/legojetskiraceactor.h b/LEGO1/lego/legoomni/include/legojetskiraceactor.h
index c844a186..219ed51f 100644
--- a/LEGO1/lego/legoomni/include/legojetskiraceactor.h
+++ b/LEGO1/lego/legoomni/include/legojetskiraceactor.h
@@ -1,7 +1,7 @@
 #ifndef LEGOJETSKIRACEACTOR_H
 #define LEGOJETSKIRACEACTOR_H
 
-#include "legocarraceactor.h"
+#include "legoracespecial.h"
 
 // VTABLE: LEGO1 0x100da208 LegoCarRaceActor
 // VTABLE: LEGO1 0x100da228 LegoRaceActor
@@ -32,9 +32,9 @@ class LegoJetskiRaceActor : public virtual LegoCarRaceActor {
 		float p_f1,
 		float p_f2,
 		Vector3& p_v3
-	) override;                              // vtable+0x6c
-	void VTable0x70(float p_float) override; // vtable+0x70
-	void VTable0x1c() override;              // vtable+0x1c
+	) override;                                                       // vtable+0x6c
+	void VTable0x70(float p_float) override;                          // vtable+0x70
+	MxS32 VTable0x1c(undefined4 p_param1, LegoEdge* p_edge) override; // vtable+0x1c
 
 	// SYNTHETIC: LEGO1 0x10081d50
 	// LegoJetskiRaceActor::`scalar deleting destructor'
diff --git a/LEGO1/lego/legoomni/include/legonavcontroller.h b/LEGO1/lego/legoomni/include/legonavcontroller.h
index 8cd891dc..216b7b89 100644
--- a/LEGO1/lego/legoomni/include/legonavcontroller.h
+++ b/LEGO1/lego/legoomni/include/legonavcontroller.h
@@ -13,6 +13,7 @@ class Vector3;
 // LegoMouseController
 
 // VTABLE: LEGO1 0x100d85b8
+// VTABLE: BETA10 0x101bcc80
 // SIZE 0x70
 class LegoNavController : public MxCore {
 public:
@@ -22,6 +23,7 @@ class LegoNavController : public MxCore {
 	MxLong Notify(MxParam& p_param) override; // vtable+0x04
 
 	// FUNCTION: LEGO1 0x10054b80
+	// FUNCTION: BETA10 0x1009e5f0
 	const char* ClassName() const override // vtable+0x0c
 	{
 		// STRING: LEGO1 0x100f66d8
@@ -77,7 +79,9 @@ class LegoNavController : public MxCore {
 	static MxS32 GetNumLocations();
 	static LegoLocation* GetLocation(MxU32 p_location);
 
+	// FUNCTION: BETA10 0x100b0f40
 	void SetLinearVel(MxFloat p_linearVel) { m_linearVel = p_linearVel; }
+
 	MxFloat GetLinearVel() { return m_linearVel; }
 	MxFloat GetRotationalVel() { return m_rotationalVel; }
 	MxFloat GetMaxLinearVel() { return m_maxLinearVel; }
diff --git a/LEGO1/lego/legoomni/include/legopathactor.h b/LEGO1/lego/legoomni/include/legopathactor.h
index 5110c8ee..242d46b6 100644
--- a/LEGO1/lego/legoomni/include/legopathactor.h
+++ b/LEGO1/lego/legoomni/include/legopathactor.h
@@ -59,7 +59,7 @@ class LegoPathActor : public LegoActor {
 	virtual MxBool GetUserNavFlag() { return m_userNavFlag; } // vtable+0x7c
 
 	virtual MxResult VTable0x80(
-		Vector3& p_point1,
+		const Vector3& p_point1,
 		Vector3& p_point2,
 		Vector3& p_point3,
 		Vector3& p_point4
@@ -165,7 +165,7 @@ class LegoPathActor : public LegoActor {
 	LegoUnknown100db7f4* m_destEdge;  // 0xe0
 	MxFloat m_unk0xe4;                // 0xe4
 	MxBool m_collideBox;              // 0xe8
-	undefined m_unk0xe9;              // 0xe9
+	MxBool m_unk0xe9;                 // 0xe9
 	MxBool m_userNavFlag;             // 0xea
 	MxMatrix m_unk0xec;               // 0xec
 	LegoPathEdgeContainer* m_grec;    // 0x134
diff --git a/LEGO1/lego/legoomni/include/legopathcontroller.h b/LEGO1/lego/legoomni/include/legopathcontroller.h
index 3722df2b..ad0b5791 100644
--- a/LEGO1/lego/legoomni/include/legopathcontroller.h
+++ b/LEGO1/lego/legoomni/include/legopathcontroller.h
@@ -60,7 +60,7 @@ class LegoPathController : public MxCore {
 		}
 
 		LegoPathController* m_controller; // 0x00
-		LegoEdge* m_edge;                 // 0x04
+		LegoUnknown100db7f4* m_edge;      // 0x04
 	};
 
 	LegoPathController();
@@ -121,6 +121,16 @@ class LegoPathController : public MxCore {
 	static MxResult Init();
 	static MxResult Reset();
 
+	// FUNCTION: BETA10 0x100cf580
+	static LegoUnknown100db7f4* GetControlEdgeA(MxS32 p_index) { return g_ctrlEdgesA[p_index].m_edge; }
+
+	// FUNCTION: BETA10 0x100cf5b0
+	static LegoPathBoundary* GetControlBoundaryA(MxS32 p_index) { return g_ctrlBoundariesA[p_index].m_boundary; }
+
+	// These two are an educated guess because BETA10 does not have the g_ctrl.*B globals
+	static LegoUnknown100db7f4* GetControlEdgeB(MxS32 p_index) { return g_ctrlEdgesB[p_index].m_edge; }
+	static LegoPathBoundary* GetControlBoundaryB(MxS32 p_index) { return g_ctrlBoundariesB[p_index].m_boundary; }
+
 private:
 	void FUN_10046970();
 	MxResult Read(LegoStorage* p_storage);
@@ -140,6 +150,15 @@ class LegoPathController : public MxCore {
 	MxU16 m_numT;                   // 0x1e
 	LegoPathCtrlEdgeSet m_pfsE;     // 0x20
 	LegoPathActorSet m_actors;      // 0x30
+
+	// Names verified by BETA10
+	static CtrlBoundary* g_ctrlBoundariesA;
+	static CtrlEdge* g_ctrlEdgesA;
+
+	static const char* g_unk0x100f42f0[];
+	static const char* g_unk0x100f4330[];
+	static CtrlBoundary* g_ctrlBoundariesB;
+	static CtrlEdge* g_ctrlEdgesB;
 };
 
 // clang-format off
diff --git a/LEGO1/lego/legoomni/include/legoracers.h b/LEGO1/lego/legoomni/include/legoracers.h
index d20de8a7..7e207ef8 100644
--- a/LEGO1/lego/legoomni/include/legoracers.h
+++ b/LEGO1/lego/legoomni/include/legoracers.h
@@ -1,8 +1,8 @@
 #ifndef LEGORACERS_H
 #define LEGORACERS_H
 
-#include "legocarraceactor.h"
 #include "legoracemap.h"
+#include "legoracespecial.h"
 
 #define LEGORACECAR_UNKNOWN_0 0
 #define LEGORACECAR_UNKNOWN_1 1
diff --git a/LEGO1/lego/legoomni/include/legocarraceactor.h b/LEGO1/lego/legoomni/include/legoracespecial.h
similarity index 95%
rename from LEGO1/lego/legoomni/include/legocarraceactor.h
rename to LEGO1/lego/legoomni/include/legoracespecial.h
index e1d41dce..3db9838f 100644
--- a/LEGO1/lego/legoomni/include/legocarraceactor.h
+++ b/LEGO1/lego/legoomni/include/legoracespecial.h
@@ -64,7 +64,7 @@ class LegoCarRaceActor : public virtual LegoRaceActor {
 	// FUNCTION: LEGO1 0x10012c00
 	virtual float FUN_10012c00() { return m_unk0x18; }
 
-	virtual void VTable0x1c(); // vtable+0x1c
+	virtual MxS32 VTable0x1c(undefined4 p_param1, LegoEdge* p_edge); // vtable+0x1c
 
 	// SYNTHETIC: LEGO1 0x10012c30
 	// LegoCarRaceActor::`vbase destructor'
@@ -86,6 +86,8 @@ class LegoCarRaceActor : public virtual LegoRaceActor {
 
 	// Could be the current timestamp for time-based movement
 	MxFloat m_unk0x1c; // 0x1c
+
+	static MxFloat g_unk0x100f7aec;
 };
 
 // GLOBAL: LEGO1 0x100da0b0
diff --git a/LEGO1/lego/legoomni/src/common/legoobjectfactory.cpp b/LEGO1/lego/legoomni/src/common/legoobjectfactory.cpp
index 6bbae1fa..4eebe624 100644
--- a/LEGO1/lego/legoomni/src/common/legoobjectfactory.cpp
+++ b/LEGO1/lego/legoomni/src/common/legoobjectfactory.cpp
@@ -40,7 +40,6 @@
 #include "legoanimpresenter.h"
 #include "legocarbuild.h"
 #include "legocarbuildpresenter.h"
-#include "legocarraceactor.h"
 #include "legoentity.h"
 #include "legoentitypresenter.h"
 #include "legoflctexturepresenter.h"
@@ -58,6 +57,7 @@
 #include "legopathpresenter.h"
 #include "legophonemepresenter.h"
 #include "legoracers.h"
+#include "legoracespecial.h"
 #include "legotexturepresenter.h"
 #include "legoworld.h"
 #include "legoworldpresenter.h"
diff --git a/LEGO1/lego/legoomni/src/common/misc.cpp b/LEGO1/lego/legoomni/src/common/misc.cpp
index 901810d0..05dcf678 100644
--- a/LEGO1/lego/legoomni/src/common/misc.cpp
+++ b/LEGO1/lego/legoomni/src/common/misc.cpp
@@ -61,8 +61,10 @@ LegoAnimationManager* AnimationManager()
 }
 
 // FUNCTION: LEGO1 0x10015780
+// FUNCTION: BETA10 0x100e49b8
 LegoNavController* NavController()
 {
+	assert(LegoOmni::GetInstance());
 	return LegoOmni::GetInstance()->GetNavController();
 }
 
diff --git a/LEGO1/lego/legoomni/src/entity/legocarraceactor.cpp b/LEGO1/lego/legoomni/src/entity/legocarraceactor.cpp
deleted file mode 100644
index 3dd009da..00000000
--- a/LEGO1/lego/legoomni/src/entity/legocarraceactor.cpp
+++ /dev/null
@@ -1,124 +0,0 @@
-#include "legocarraceactor.h"
-
-#include "geom/legounkown100db7f4.h"
-#include "legopathboundary.h"
-#include "misc.h"
-#include "mxmisc.h"
-#include "mxvariabletable.h"
-
-DECOMP_SIZE_ASSERT(LegoCarRaceActor, 0x1a0)
-
-// GLOBAL: LEGO1 0x100f7af0
-// STRING: LEGO1 0x100f7ae4
-const char* g_fuel = "FUEL";
-
-// FUNCTION: LEGO1 0x10080350
-// FUNCTION: BETA10 0x100cd6b0
-LegoCarRaceActor::LegoCarRaceActor()
-{
-	m_unk0x08 = 1.0f;
-	m_unk0x70 = 0.0f;
-	m_unk0x0c = 0;
-	m_maxLinearVel = 0.0f;
-	m_frequencyFactor = 1.0f;
-	m_unk0x1c = 0;
-	m_unk0x10 = 0.65f;
-	m_unk0x14 = 0.03f;
-	m_unk0x18 = 0.6f;
-	m_unk0x140 = 0.1f;
-	m_unk0x150 = -5.0f;
-	m_unk0x148 = 1;
-	VariableTable()->SetVariable(g_fuel, "0.8");
-}
-
-// FUNCTION: LEGO1 0x10080590
-// FUNCTION: BETA10 0x100cd8cf
-void LegoCarRaceActor::FUN_10080590(float p_float)
-{
-	MxFloat maxSpeed = m_maxLinearVel;
-	Mx3DPointFloat destEdgeUnknownVector;
-	Mx3DPointFloat worldDirection = Mx3DPointFloat(m_roi->GetWorldDirection());
-
-	m_destEdge->FUN_1002ddc0(*m_boundary, destEdgeUnknownVector);
-
-	if (abs(destEdgeUnknownVector.Dot(destEdgeUnknownVector.GetData(), worldDirection.GetData())) > 0.5) {
-		maxSpeed *= m_unk0x10;
-	}
-
-	MxS32 deltaUnk0x70;
-	LegoPathActor* userActor = UserActor();
-
-	if (userActor) {
-		// All known implementations of LegoPathActor->VTable0x5c() return LegoPathActor::m_unk0x70
-		deltaUnk0x70 = m_unk0x70 - userActor->VTable0x5c();
-	}
-	else {
-		deltaUnk0x70 = 0;
-	}
-
-	if (deltaUnk0x70 > 1) {
-		if (deltaUnk0x70 > 3) {
-			deltaUnk0x70 = 3;
-		}
-
-		maxSpeed *= (m_unk0x18 * (--deltaUnk0x70) * -0.25f + 1.0f);
-	}
-	else if (deltaUnk0x70 < -1) {
-		maxSpeed *= 1.3;
-	}
-
-	MxFloat deltaSpeed = maxSpeed - m_worldSpeed;
-	MxFloat changeInSpeed = (p_float - m_unk0x1c) * m_unk0x14;
-	m_unk0x1c = p_float;
-
-	if (deltaSpeed < 0.0f) {
-		changeInSpeed = -changeInSpeed;
-	}
-
-	MxFloat newWorldSpeed = changeInSpeed + m_worldSpeed;
-
-	if (newWorldSpeed > maxSpeed) {
-		newWorldSpeed = maxSpeed;
-	}
-
-	SetWorldSpeed(newWorldSpeed);
-}
-
-// STUB: LEGO1 0x10080740
-void LegoCarRaceActor::VTable0x1c()
-{
-}
-
-// FUNCTION: LEGO1 0x10080b40
-// FUNCTION: BETA10 0x100cdb3c
-void LegoCarRaceActor::SwitchBoundary(LegoPathBoundary*& p_boundary, LegoUnknown100db7f4*& p_edge, float& p_unk0xe4)
-{
-	LegoPathActor::SwitchBoundary(m_boundary, m_destEdge, m_unk0xe4);
-}
-
-// STUB: LEGO1 0x10080b70
-void LegoCarRaceActor::VTable0x70(float p_float)
-{
-	// TODO
-}
-
-// STUB: LEGO1 0x10080be0
-MxResult LegoCarRaceActor::VTable0x9c()
-{
-	// TODO
-	return SUCCESS;
-}
-
-// STUB: LEGO1 0x10081840
-MxU32 LegoCarRaceActor::VTable0x6c(
-	LegoPathBoundary* p_boundary,
-	Vector3& p_v1,
-	Vector3& p_v2,
-	float p_f1,
-	float p_f2,
-	Vector3& p_v3
-)
-{
-	// TODO
-	return 0;
-}
diff --git a/LEGO1/lego/legoomni/src/entity/legojetskiraceactor.cpp b/LEGO1/lego/legoomni/src/entity/legojetskiraceactor.cpp
index 18a4f3d9..6ebf975e 100644
--- a/LEGO1/lego/legoomni/src/entity/legojetskiraceactor.cpp
+++ b/LEGO1/lego/legoomni/src/entity/legojetskiraceactor.cpp
@@ -12,9 +12,10 @@ LegoJetskiRaceActor::LegoJetskiRaceActor()
 }
 
 // STUB: LEGO1 0x10081120
-void LegoJetskiRaceActor::VTable0x1c()
+MxS32 LegoJetskiRaceActor::VTable0x1c(undefined4 p_param1, LegoEdge* p_edge)
 {
 	// TODO
+	return 0;
 }
 
 // STUB: LEGO1 0x10081550
diff --git a/LEGO1/lego/legoomni/src/paths/legopathactor.cpp b/LEGO1/lego/legoomni/src/paths/legopathactor.cpp
index 239f704f..9aa817c3 100644
--- a/LEGO1/lego/legoomni/src/paths/legopathactor.cpp
+++ b/LEGO1/lego/legoomni/src/paths/legopathactor.cpp
@@ -64,7 +64,7 @@ LegoPathActor::~LegoPathActor()
 }
 
 // FUNCTION: LEGO1 0x1002d8d0
-MxResult LegoPathActor::VTable0x80(Vector3& p_point1, Vector3& p_point2, Vector3& p_point3, Vector3& p_point4)
+MxResult LegoPathActor::VTable0x80(const Vector3& p_point1, Vector3& p_point2, Vector3& p_point3, Vector3& p_point4)
 {
 	Mx3DPointFloat p1, p2, p3;
 
diff --git a/LEGO1/lego/legoomni/src/paths/legopathcontroller.cpp b/LEGO1/lego/legoomni/src/paths/legopathcontroller.cpp
index ddfe66ec..480b43ec 100644
--- a/LEGO1/lego/legoomni/src/paths/legopathcontroller.cpp
+++ b/LEGO1/lego/legoomni/src/paths/legopathcontroller.cpp
@@ -19,13 +19,15 @@ MxU32 g_unk0x100d7cc8[] = {2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 0, 2, 0};
 MxU32 g_unk0x100d7d08[] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
 
 // GLOBAL: LEGO1 0x100f42e8
-LegoPathController::CtrlBoundary* g_ctrlBoundariesA = NULL;
+// GLOBAL: BETA10 0x101f25f0
+LegoPathController::CtrlBoundary* LegoPathController::g_ctrlBoundariesA = NULL;
 
 // GLOBAL: LEGO1 0x100f42ec
-LegoPathController::CtrlEdge* g_ctrlEdgesA = NULL;
+// GLOBAL: BETA10 0x101f25f4
+LegoPathController::CtrlEdge* LegoPathController::g_ctrlEdgesA = NULL;
 
 // GLOBAL: LEGO1 0x100f42f0
-const char* g_unk0x100f42f0[] = {
+const char* LegoPathController::g_unk0x100f42f0[] = {
 	"edg03_21",
 	"edg03_23",
 	"edg03_30",
@@ -45,7 +47,7 @@ const char* g_unk0x100f42f0[] = {
 };
 
 // GLOBAL: LEGO1 0x100f4330
-const char* g_unk0x100f4330[] = {
+const char* LegoPathController::g_unk0x100f4330[] = {
 	"edg03_06",
 	"edg03_21",
 	"edg03_30",
@@ -59,10 +61,10 @@ const char* g_unk0x100f4330[] = {
 };
 
 // GLOBAL: LEGO1 0x100f4358
-LegoPathController::CtrlBoundary* g_ctrlBoundariesB = NULL;
+LegoPathController::CtrlBoundary* LegoPathController::g_ctrlBoundariesB = NULL;
 
 // GLOBAL: LEGO1 0x100f435c
-LegoPathController::CtrlEdge* g_ctrlEdgesB = NULL;
+LegoPathController::CtrlEdge* LegoPathController::g_ctrlEdgesB = NULL;
 
 // FUNCTION: LEGO1 0x10044f40
 // FUNCTION: BETA10 0x100b6860
@@ -620,7 +622,7 @@ MxResult LegoPathController::ReadBoundaries(LegoStorage* p_storage)
 
 		boundary.m_edgeNormals = new Mx4DPointFloat[numE];
 
-		LegoEdge** edges = new LegoEdge*[numE];
+		LegoUnknown100db7f4** edges = new LegoUnknown100db7f4*[numE];
 		boundary.SetEdges(edges, numE);
 
 		for (j = 0; j < numE; j++) {
diff --git a/LEGO1/lego/legoomni/src/race/legoracers.cpp b/LEGO1/lego/legoomni/src/race/legoracers.cpp
index 16963723..d9f15050 100644
--- a/LEGO1/lego/legoomni/src/race/legoracers.cpp
+++ b/LEGO1/lego/legoomni/src/race/legoracers.cpp
@@ -266,13 +266,13 @@ void LegoRaceCar::FUN_10012ff0(float p_param)
 
 		if (a->GetDuration() <= deltaTime || deltaTime < 0.0) {
 			if (m_userState == LEGORACECAR_KICK1) {
-				LegoEdge** edges = m_kick1B->GetEdges();
-				m_destEdge = (LegoUnknown100db7f4*) (edges[2]);
+				LegoUnknown100db7f4** edges = m_kick1B->GetEdges();
+				m_destEdge = edges[2];
 				m_boundary = m_kick1B;
 			}
 			else {
-				LegoEdge** edges = m_kick1B->GetEdges();
-				m_destEdge = (LegoUnknown100db7f4*) (edges[1]);
+				LegoUnknown100db7f4** edges = m_kick1B->GetEdges();
+				m_destEdge = edges[1];
 				m_boundary = m_kick2B;
 			}
 
diff --git a/LEGO1/lego/legoomni/src/race/legoracespecial.cpp b/LEGO1/lego/legoomni/src/race/legoracespecial.cpp
new file mode 100644
index 00000000..5e38bbaa
--- /dev/null
+++ b/LEGO1/lego/legoomni/src/race/legoracespecial.cpp
@@ -0,0 +1,228 @@
+#include "legoracespecial.h"
+
+#include "geom/legounkown100db7f4.h"
+#include "legonavcontroller.h"
+#include "legopathboundary.h"
+#include "legopathcontroller.h"
+#include "misc.h"
+#include "mxmisc.h"
+#include "mxvariabletable.h"
+
+// File name verified by BETA10 0x100cedf7
+
+DECOMP_SIZE_ASSERT(LegoCarRaceActor, 0x1a0)
+
+// GLOBAL: LEGO1 0x100f7af0
+// STRING: LEGO1 0x100f7ae4
+const char* g_fuel = "FUEL";
+
+// GLOBAL: LEGO1 0x100f7aec
+MxFloat LegoCarRaceActor::g_unk0x100f7aec = 8.0f;
+
+// FUNCTION: LEGO1 0x10080350
+// FUNCTION: BETA10 0x100cd6b0
+LegoCarRaceActor::LegoCarRaceActor()
+{
+	m_unk0x08 = 1.0f;
+	m_unk0x70 = 0.0f;
+	m_unk0x0c = 0;
+	m_maxLinearVel = 0.0f;
+	m_frequencyFactor = 1.0f;
+	m_unk0x1c = 0;
+	m_unk0x10 = 0.65f;
+	m_unk0x14 = 0.03f;
+	m_unk0x18 = 0.6f;
+	m_unk0x140 = 0.1f;
+	m_unk0x150 = -5.0f;
+	m_unk0x148 = 1;
+	VariableTable()->SetVariable(g_fuel, "0.8");
+}
+
+// FUNCTION: LEGO1 0x10080590
+// FUNCTION: BETA10 0x100cd8cf
+void LegoCarRaceActor::FUN_10080590(float p_float)
+{
+	MxFloat maxSpeed = m_maxLinearVel;
+	Mx3DPointFloat destEdgeUnknownVector;
+	Mx3DPointFloat worldDirection = Mx3DPointFloat(m_roi->GetWorldDirection());
+
+	m_destEdge->FUN_1002ddc0(*m_boundary, destEdgeUnknownVector);
+
+	if (abs(destEdgeUnknownVector.Dot(destEdgeUnknownVector.GetData(), worldDirection.GetData())) > 0.5) {
+		maxSpeed *= m_unk0x10;
+	}
+
+	MxS32 deltaUnk0x70;
+	LegoPathActor* userActor = UserActor();
+
+	if (userActor) {
+		// All known implementations of LegoPathActor->VTable0x5c() return LegoPathActor::m_unk0x70
+		deltaUnk0x70 = m_unk0x70 - userActor->VTable0x5c();
+	}
+	else {
+		deltaUnk0x70 = 0;
+	}
+
+	if (deltaUnk0x70 > 1) {
+		if (deltaUnk0x70 > 3) {
+			deltaUnk0x70 = 3;
+		}
+
+		maxSpeed *= (m_unk0x18 * (--deltaUnk0x70) * -0.25f + 1.0f);
+	}
+	else if (deltaUnk0x70 < -1) {
+		maxSpeed *= 1.3;
+	}
+
+	MxFloat deltaSpeed = maxSpeed - m_worldSpeed;
+	MxFloat changeInSpeed = (p_float - m_unk0x1c) * m_unk0x14;
+	m_unk0x1c = p_float;
+
+	if (deltaSpeed < 0.0f) {
+		changeInSpeed = -changeInSpeed;
+	}
+
+	MxFloat newWorldSpeed = changeInSpeed + m_worldSpeed;
+
+	if (newWorldSpeed > maxSpeed) {
+		newWorldSpeed = maxSpeed;
+	}
+
+	SetWorldSpeed(newWorldSpeed);
+}
+
+// FUNCTION: LEGO1 0x10080740
+// FUNCTION: BETA10 0x100cece0
+MxS32 LegoCarRaceActor::VTable0x1c(undefined4 p_param1, LegoEdge* p_edge)
+{
+	Mx3DPointFloat pointUnknown;
+	Mx3DPointFloat destEdgeUnknownVector;
+	Mx3DPointFloat crossProduct;
+
+	if (m_state == 1) {
+		m_boundary = NULL;
+
+		// Not sure where the upper bound of 11 comes from, the underlying array has a size of 16
+		for (MxS32 i = 0; i < 11; i += 2) {
+			if (LegoPathController::GetControlEdgeA(i + 1) == m_destEdge) {
+				m_boundary = LegoPathController::GetControlBoundaryA(i + 1);
+				break;
+			}
+		}
+
+		assert(m_boundary);
+
+		m_state = 0;
+		m_unk0x7c = 0;
+
+		if (m_userNavFlag) {
+			NavController()->SetLinearVel(m_worldSpeed);
+			return 0;
+		}
+		else {
+			return 1;
+		}
+	}
+	else {
+		for (MxS32 i = 0; i < 11; i += 2) {
+			if (LegoPathController::GetControlEdgeA(i) == p_edge) {
+				m_state = 1;
+
+				if (m_worldSpeed < g_unk0x100f7aec) {
+					m_worldSpeed = g_unk0x100f7aec;
+				}
+
+				m_destEdge = LegoPathController::GetControlEdgeA(i + 1);
+				m_boundary = LegoPathController::GetControlBoundaryA(i + 1);
+				break;
+			}
+		}
+
+		if (m_state == 1) {
+			if (m_userNavFlag) {
+				m_unk0xe4 = 0.5f;
+			}
+
+			// variable names verified by BETA10
+			Vector3* v1 = m_destEdge->CCWVertex(*m_boundary);
+			Vector3* v2 = m_destEdge->CWVertex(*m_boundary);
+			assert(v1 && v2);
+
+			pointUnknown[0] = (*v1)[0] + ((*v2)[0] - (*v1)[0]) * m_unk0xe4;
+			pointUnknown[1] = (*v1)[1] + ((*v2)[1] - (*v1)[1]) * m_unk0xe4;
+			pointUnknown[2] = (*v1)[2] + ((*v2)[2] - (*v1)[2]) * m_unk0xe4;
+
+			m_destEdge->FUN_1002ddc0(*m_boundary, destEdgeUnknownVector);
+
+			crossProduct.EqualsCross(m_boundary->GetUnknown0x14(), &destEdgeUnknownVector);
+			crossProduct.Unitize();
+
+			Mx3DPointFloat worldDirection(Vector3(m_roi->GetWorldDirection()));
+
+			if (!m_userNavFlag) {
+				((Vector3*) &worldDirection)->Mul(-1.0f);
+			}
+
+			((Vector3*) &worldDirection)->Mul(5.0f);
+			((Vector3*) &crossProduct)->Mul(5.0f);
+
+			MxResult callResult =
+				VTable0x80(Vector3(m_roi->GetWorldPosition()), worldDirection, pointUnknown, crossProduct);
+
+			if (callResult) {
+				m_unk0x7c = 0;
+				return 0;
+			}
+			else {
+				m_unk0x7c = 0;
+				assert(0);
+				return 0; // BETA10 returns -1 here
+			}
+		}
+		else {
+			// This `for` loop does not exist in BETA10
+			for (MxS32 i = 0; i < 10; i++) {
+				if (LegoPathController::GetControlEdgeB(i) == p_edge &&
+					LegoPathController::GetControlBoundaryB(i) == m_boundary) {
+					return 0;
+				}
+			}
+
+			return 1;
+		}
+	}
+}
+
+// FUNCTION: LEGO1 0x10080b40
+// FUNCTION: BETA10 0x100cdb3c
+void LegoCarRaceActor::SwitchBoundary(LegoPathBoundary*& p_boundary, LegoUnknown100db7f4*& p_edge, float& p_unk0xe4)
+{
+	LegoPathActor::SwitchBoundary(m_boundary, m_destEdge, m_unk0xe4);
+}
+
+// STUB: LEGO1 0x10080b70
+void LegoCarRaceActor::VTable0x70(float p_float)
+{
+	// TODO
+}
+
+// STUB: LEGO1 0x10080be0
+MxResult LegoCarRaceActor::VTable0x9c()
+{
+	// TODO
+	return SUCCESS;
+}
+
+// STUB: LEGO1 0x10081840
+MxU32 LegoCarRaceActor::VTable0x6c(
+	LegoPathBoundary* p_boundary,
+	Vector3& p_v1,
+	Vector3& p_v2,
+	float p_f1,
+	float p_f2,
+	Vector3& p_v3
+)
+{
+	// TODO
+	return 0;
+}
diff --git a/LEGO1/lego/sources/geom/legoedge.cpp b/LEGO1/lego/sources/geom/legoedge.cpp
index 7606d6a1..d1a810d6 100644
--- a/LEGO1/lego/sources/geom/legoedge.cpp
+++ b/LEGO1/lego/sources/geom/legoedge.cpp
@@ -1,5 +1,6 @@
 #include "legoedge.h"
 
+#include "assert.h"
 #include "decomp.h"
 
 DECOMP_SIZE_ASSERT(LegoEdge, 0x24)
@@ -51,13 +52,27 @@ LegoEdge* LegoEdge::GetCounterclockwiseEdge(LegoWEEdge& p_face)
 }
 
 // FUNCTION: LEGO1 0x1009a510
+// FUNCTION: BETA10 0x10182433
 Vector3* LegoEdge::CWVertex(LegoWEEdge& p_face)
 {
-	return &p_face == m_faceA ? m_pointB : m_pointA;
+	if (m_faceA == &p_face) {
+		return m_pointB;
+	}
+	else {
+		assert(m_faceB == &p_face);
+		return m_pointA;
+	}
 }
 
 // FUNCTION: LEGO1 0x1009a530
+// FUNCTION: BETA10 0x10182498
 Vector3* LegoEdge::CCWVertex(LegoWEEdge& p_face)
 {
-	return &p_face == m_faceB ? m_pointB : m_pointA;
+	if (m_faceB == &p_face) {
+		return m_pointB;
+	}
+	else {
+		assert(m_faceA == &p_face);
+		return m_pointA;
+	}
 }
diff --git a/LEGO1/lego/sources/geom/legoweedge.cpp b/LEGO1/lego/sources/geom/legoweedge.cpp
index c03a5e3f..a87072e9 100644
--- a/LEGO1/lego/sources/geom/legoweedge.cpp
+++ b/LEGO1/lego/sources/geom/legoweedge.cpp
@@ -1,5 +1,7 @@
 #include "legoweedge.h"
 
+#include "legounkown100db7f4.h"
+
 DECOMP_SIZE_ASSERT(LegoWEEdge, 0x0c)
 
 // FUNCTION: LEGO1 0x1009a550
@@ -21,8 +23,8 @@ LegoWEEdge::~LegoWEEdge()
 LegoResult LegoWEEdge::VTable0x04()
 {
 	for (LegoS32 i = 0; i < m_numEdges; i++) {
-		LegoEdge* e1 = m_edges[i];
-		LegoEdge* e2 = (m_numEdges - i) == 1 ? m_edges[0] : m_edges[i + 1];
+		LegoUnknown100db7f4* e1 = m_edges[i];
+		LegoUnknown100db7f4* e2 = (m_numEdges - i) == 1 ? m_edges[0] : m_edges[i + 1];
 
 		if (e2->m_pointA == e1->m_pointA) {
 			e1->m_faceA = this;
diff --git a/LEGO1/lego/sources/geom/legoweedge.h b/LEGO1/lego/sources/geom/legoweedge.h
index 6e5f4548..a63eb50e 100644
--- a/LEGO1/lego/sources/geom/legoweedge.h
+++ b/LEGO1/lego/sources/geom/legoweedge.h
@@ -2,9 +2,10 @@
 #define __LEGOWEEDGE_H
 
 #include "decomp.h"
-#include "legoedge.h"
 #include "misc/legotypes.h"
 
+struct LegoUnknown100db7f4;
+
 // might be a struct with public members
 // VTABLE: LEGO1 0x100db7c0
 // SIZE 0x0c
@@ -18,13 +19,13 @@ class LegoWEEdge {
 	LegoU8 GetNumEdges() { return m_numEdges; }
 
 	// FUNCTION: BETA10 0x1001cc30
-	LegoEdge** GetEdges() { return m_edges; }
+	LegoUnknown100db7f4** GetEdges() { return m_edges; }
 
 	// TODO: The assertion at BETA10 0x10037352 suggests that this function might take a pointer instead of a reference
 	// FUNCTION: BETA10 0x100373f0
 	LegoU32 IsEqual(LegoWEEdge& p_other) { return this == &p_other; }
 
-	void SetEdges(LegoEdge** p_edges, LegoU8 p_numEdges)
+	void SetEdges(LegoUnknown100db7f4** p_edges, LegoU8 p_numEdges)
 	{
 		m_edges = p_edges;
 		m_numEdges = p_numEdges;
@@ -34,8 +35,8 @@ class LegoWEEdge {
 	// LegoWEEdge::`scalar deleting destructor'
 
 protected:
-	LegoU8 m_numEdges;  // 0x04
-	LegoEdge** m_edges; // 0x08
+	LegoU8 m_numEdges;             // 0x04
+	LegoUnknown100db7f4** m_edges; // 0x08
 };
 
 #endif // __LEGOWEEDGE_H
diff --git a/LEGO1/lego/sources/geom/legowegedge.h b/LEGO1/lego/sources/geom/legowegedge.h
index 23bdf340..1e774abf 100644
--- a/LEGO1/lego/sources/geom/legowegedge.h
+++ b/LEGO1/lego/sources/geom/legowegedge.h
@@ -41,7 +41,10 @@ class LegoWEGEdge : public LegoWEEdge {
 	LegoResult VTable0x04() override; // vtable+0x04
 
 	LegoU32 GetFlag0x10() { return m_flags & c_bit5 ? FALSE : TRUE; }
+
+	// FUNCTION: BETA10 0x1001ff80
 	Mx4DPointFloat* GetUnknown0x14() { return &m_unk0x14; }
+
 	Mx4DPointFloat* GetEdgeNormal(int index) { return &m_edgeNormals[index]; }
 
 	// FUNCTION: BETA10 0x1001c9b0
diff --git a/LEGO1/lego/sources/misc/legounknown.cpp b/LEGO1/lego/sources/misc/legounknown.cpp
index b3976b51..67e1423c 100644
--- a/LEGO1/lego/sources/misc/legounknown.cpp
+++ b/LEGO1/lego/sources/misc/legounknown.cpp
@@ -16,7 +16,7 @@ LegoUnknown::~LegoUnknown()
 }
 
 // FUNCTION: LEGO1 0x1009a140
-void LegoUnknown::FUN_1009a140(Vector3& p_point1, Vector3& p_point2, Vector3& p_point3, Vector3& p_point4)
+void LegoUnknown::FUN_1009a140(const Vector3& p_point1, Vector3& p_point2, Vector3& p_point3, Vector3& p_point4)
 {
 	m_unk0x00[0] = p_point1;
 	m_unk0x00[1] = p_point2;
diff --git a/LEGO1/lego/sources/misc/legounknown.h b/LEGO1/lego/sources/misc/legounknown.h
index 1d0d1aef..cc7a467b 100644
--- a/LEGO1/lego/sources/misc/legounknown.h
+++ b/LEGO1/lego/sources/misc/legounknown.h
@@ -12,7 +12,7 @@ class LegoUnknown {
 	LegoUnknown();
 	~LegoUnknown();
 
-	void FUN_1009a140(Vector3& p_point1, Vector3& p_point2, Vector3& p_point3, Vector3& p_point4);
+	void FUN_1009a140(const Vector3& p_point1, Vector3& p_point2, Vector3& p_point3, Vector3& p_point4);
 	LegoResult FUN_1009a1e0(float p_f1, Matrix4& p_mat, Vector3& p_v, LegoU32 p_und);
 
 private:
diff --git a/LEGO1/mxgeometry/mxgeometry3d.h b/LEGO1/mxgeometry/mxgeometry3d.h
index 20946865..f675a350 100644
--- a/LEGO1/mxgeometry/mxgeometry3d.h
+++ b/LEGO1/mxgeometry/mxgeometry3d.h
@@ -18,6 +18,7 @@ class Mx3DPointFloat : public Vector3 {
 	}
 
 	// FUNCTION: LEGO1 0x100343a0
+	// FUNCTION: BETA10 0x10011600
 	Mx3DPointFloat(const Mx3DPointFloat& p_other) : Vector3(m_elements) { EqualsImpl(p_other.m_data); }
 
 	Mx3DPointFloat(const Vector3& p_other) : Vector3(m_elements) { EqualsImpl(p_other.m_data); }
diff --git a/LEGO1/realtime/vector.h b/LEGO1/realtime/vector.h
index 920b24b1..9c73f31f 100644
--- a/LEGO1/realtime/vector.h
+++ b/LEGO1/realtime/vector.h
@@ -10,10 +10,12 @@
 // The class needs to undergo a very careful refactoring to fix that (no matches should break).
 
 // VTABLE: LEGO1 0x100d4288
+// VTABLE: BETA10 0x101b8440
 // SIZE 0x08
 class Vector2 {
 public:
 	// FUNCTION: LEGO1 0x1000c0f0
+	// FUNCTION: BETA10 0x100116a0
 	Vector2(float* p_data) { SetData(p_data); }
 
 	// Note: virtual function overloads appear in the virtual table
@@ -68,6 +70,7 @@ class Vector2 {
 	virtual float DotImpl(float* p_a, float* p_b) const { return p_b[0] * p_a[0] + p_b[1] * p_a[1]; } // vtable+0x18
 
 	// FUNCTION: LEGO1 0x10002060
+	// FUNCTION: BETA10 0x10010c90
 	virtual void SetData(float* p_data) { m_data = p_data; } // vtable+0x1c
 
 	// FUNCTION: LEGO1 0x10002070
@@ -86,6 +89,7 @@ class Vector2 {
 	virtual float Dot(float* p_a, float* p_b) const { return DotImpl(p_a, p_b); } // vtable+0x3c
 
 	// FUNCTION: LEGO1 0x100020f0
+	// FUNCTION: BETA10 0x100028f6
 	virtual float Dot(Vector2* p_a, Vector2* p_b) const { return DotImpl(p_a->m_data, p_b->m_data); } // vtable+0x38
 
 	// FUNCTION: LEGO1 0x10002110
@@ -98,6 +102,7 @@ class Vector2 {
 	virtual float LenSquared() const { return m_data[0] * m_data[0] + m_data[1] * m_data[1]; } // vtable+0x40
 
 	// FUNCTION: LEGO1 0x10002160
+	// FUNCTION: BETA10 0x10010900
 	virtual int Unitize()
 	{
 		float sq = LenSquared();
@@ -154,7 +159,11 @@ class Vector2 {
 		Vector2::SetVector(&p_other);
 		return *this;
 	}
+
+	// FUNCTION: BETA10 0x10013460
 	float& operator[](int idx) { return m_data[idx]; }
+
+	// FUNCTION: BETA10 0x1001d140
 	const float& operator[](int idx) const { return m_data[idx]; }
 
 protected:
@@ -188,6 +197,7 @@ class Vector3 : public Vector2 {
 	} // vtable+0x74
 
 	// FUNCTION: LEGO1 0x100022c0
+	// FUNCTION: BETA10 0x10011430
 	virtual void EqualsCross(Vector3* p_a, Vector3* p_b) { EqualsCrossImpl(p_a->m_data, p_b->m_data); } // vtable+0x80
 
 	// FUNCTION: LEGO1 0x100022e0
@@ -261,10 +271,11 @@ class Vector3 : public Vector2 {
 	} // vtable+0x18
 
 	// FUNCTION: LEGO1 0x10003ba0
+	// FUNCTION: BETA10 0x100113f0
 	void EqualsImpl(float* p_data) override { memcpy(m_data, p_data, sizeof(float) * 3); } // vtable+0x20
 
 	// FUNCTION: LEGO1 0x10003bc0
-	// FUNCTION: BETA10 0x101b84fc
+	// FUNCTION: BETA10 0x1000132a
 	void Clear() override { memset(m_data, 0, sizeof(float) * 3); } // vtable+0x2c
 
 	// FUNCTION: LEGO1 0x10003bd0