diff --git a/CMakeLists.txt b/CMakeLists.txt
index 04d67816..c7abac57 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -173,6 +173,7 @@ add_library(misc STATIC
   LEGO1/lego/sources/misc/legostorage.cpp
   LEGO1/lego/sources/misc/legotexture.cpp
   LEGO1/lego/sources/misc/legotree.cpp
+  LEGO1/lego/sources/misc/legounknown.cpp
 )
 register_lego1_target(misc)
 set_property(TARGET misc PROPERTY ARCHIVE_OUTPUT_NAME "misc$<$<CONFIG:Debug>:d>")
diff --git a/LEGO1/lego/legoomni/include/legopathactor.h b/LEGO1/lego/legoomni/include/legopathactor.h
index 60f2a5ef..7b0498b5 100644
--- a/LEGO1/lego/legoomni/include/legopathactor.h
+++ b/LEGO1/lego/legoomni/include/legopathactor.h
@@ -3,19 +3,12 @@
 
 #include "legoactor.h"
 #include "legopathboundary.h"
+#include "misc/legounknown.h"
 #include "mxtypes.h"
 #include "realtime/matrix.h"
 
 class LegoPathController;
 
-struct LegoActorStruct {
-	LegoActorStruct();
-	~LegoActorStruct();
-	void FUN_1009a140(Vector3& p_point1, Vector3& p_point2, Vector3& p_point3, Vector3& p_point4);
-
-	Mx3DPointFloat m_unk0x00[4]; // 0x00
-};
-
 // VTABLE: LEGO1 0x100d6e28
 // SIZE 0x154
 class LegoPathActor : public LegoActor {
@@ -114,7 +107,7 @@ class LegoPathActor : public LegoActor {
 	MxFloat m_actorTime;              // 0x80
 	MxFloat m_lastTime;               // 0x84
 	LegoPathBoundary* m_boundary;     // 0x88
-	LegoActorStruct m_unk0x8c;        // 0x8c
+	LegoUnknown m_unk0x8c;            // 0x8c
 	MxU32 m_state;                    // 0xdc
 	Edge* m_destEdge;                 // 0xe0
 	undefined4 m_unk0xe4;             // 0xe4
diff --git a/LEGO1/lego/legoomni/src/paths/legopathactor.cpp b/LEGO1/lego/legoomni/src/paths/legopathactor.cpp
index a66c8f18..e8f37cba 100644
--- a/LEGO1/lego/legoomni/src/paths/legopathactor.cpp
+++ b/LEGO1/lego/legoomni/src/paths/legopathactor.cpp
@@ -124,28 +124,3 @@ void LegoPathActor::VTable0xa8()
 {
 	// TODO
 }
-
-// FUNCTION: LEGO1 0x1009a0f0
-LegoActorStruct::LegoActorStruct()
-{
-	for (MxS32 i = 0; i < _countof(m_unk0x00); i++) {
-		m_unk0x00[i].Clear();
-	}
-}
-
-// FUNCTION: LEGO1 0x1009a130
-LegoActorStruct::~LegoActorStruct()
-{
-}
-
-// FUNCTION: LEGO1 0x1009a140
-void LegoActorStruct::FUN_1009a140(Vector3& p_point1, Vector3& p_point2, Vector3& p_point3, Vector3& p_point4)
-{
-	m_unk0x00[0] = p_point1;
-	m_unk0x00[1] = p_point2;
-
-	for (MxS32 i = 0; i < 3; i++) {
-		m_unk0x00[2][i] = (p_point3[i] - p_point1[i]) * 3.0f - p_point2[i] * 2.0f - p_point4[i];
-		m_unk0x00[3][i] = (p_point1[i] - p_point3[i]) * 2.0f + p_point4[i] + p_point2[i];
-	}
-}
diff --git a/LEGO1/lego/sources/misc/legounknown.cpp b/LEGO1/lego/sources/misc/legounknown.cpp
new file mode 100644
index 00000000..f3e47974
--- /dev/null
+++ b/LEGO1/lego/sources/misc/legounknown.cpp
@@ -0,0 +1,28 @@
+#include "legounknown.h"
+
+DECOMP_SIZE_ASSERT(LegoUnknown, 0x50)
+
+// FUNCTION: LEGO1 0x1009a0f0
+LegoUnknown::LegoUnknown()
+{
+	for (LegoS32 i = 0; i < _countof(m_unk0x00); i++) {
+		m_unk0x00[i].Clear();
+	}
+}
+
+// FUNCTION: LEGO1 0x1009a130
+LegoUnknown::~LegoUnknown()
+{
+}
+
+// FUNCTION: LEGO1 0x1009a140
+void LegoUnknown::FUN_1009a140(Vector3& p_point1, Vector3& p_point2, Vector3& p_point3, Vector3& p_point4)
+{
+	m_unk0x00[0] = p_point1;
+	m_unk0x00[1] = p_point2;
+
+	for (LegoS32 i = 0; i < 3; i++) {
+		m_unk0x00[2][i] = (p_point3[i] - p_point1[i]) * 3.0f - p_point2[i] * 2.0f - p_point4[i];
+		m_unk0x00[3][i] = (p_point1[i] - p_point3[i]) * 2.0f + p_point4[i] + p_point2[i];
+	}
+}
diff --git a/LEGO1/lego/sources/misc/legounknown.h b/LEGO1/lego/sources/misc/legounknown.h
new file mode 100644
index 00000000..271b3276
--- /dev/null
+++ b/LEGO1/lego/sources/misc/legounknown.h
@@ -0,0 +1,19 @@
+#ifndef __LEGOUNKNOWN_H
+#define __LEGOUNKNOWN_H
+
+#include "legotypes.h"
+#include "mxgeometry/mxgeometry3d.h"
+
+// SIZE 0x50
+class LegoUnknown {
+public:
+	LegoUnknown();
+	~LegoUnknown();
+
+	void FUN_1009a140(Vector3& p_point1, Vector3& p_point2, Vector3& p_point3, Vector3& p_point4);
+
+private:
+	Mx3DPointFloat m_unk0x00[4]; // 0x00
+};
+
+#endif // __LEGOUNKNOWN_H