diff --git a/LEGO1/ambulance.cpp b/LEGO1/ambulance.cpp
index 6b5e76ad..707f7a8d 100644
--- a/LEGO1/ambulance.cpp
+++ b/LEGO1/ambulance.cpp
@@ -1,7 +1,21 @@
 #include "ambulance.h"
 
-// OFFSET: LEGO1 0x10035ee0 STUB
+#include "decomp.h"
+
+DECOMP_SIZE_ASSERT(Ambulance, 0x184);
+
+// OFFSET: LEGO1 0x10035ee0
 Ambulance::Ambulance()
 {
-  // TODO
+  this->m_unk168 = 0;
+  this->m_unk16a = -1;
+  this->m_unk164 = 0;
+  this->m_unk16c = 0;
+  this->m_unk174 = -1;
+  this->m_unk16e = 0;
+  this->m_unk178 = -1;
+  this->m_unk170 = 0;
+  this->m_unk172 = 0;
+  this->m_unk13c = 40.0;
+  this->m_unk17c = 1.0;
 }
\ No newline at end of file
diff --git a/LEGO1/ambulance.h b/LEGO1/ambulance.h
index dd89af3c..3371830f 100644
--- a/LEGO1/ambulance.h
+++ b/LEGO1/ambulance.h
@@ -22,7 +22,20 @@ class Ambulance : public IslePathActor
   {
     return !strcmp(name, Ambulance::ClassName()) || IslePathActor::IsA(name);
   }
-
+private:
+  // TODO: Ambulance fields
+  undefined m_unk160[4];
+  MxS32 m_unk164;
+  MxS16 m_unk168;
+  MxS16 m_unk16a;
+  MxS16 m_unk16c;
+  MxS16 m_unk16e;
+  MxS16 m_unk170;
+  MxS16 m_unk172;
+  MxS32 m_unk174;
+  MxS32 m_unk178;
+  MxFloat m_unk17c;
+  undefined m_unk180[4];
 };
 
 #endif // AMBULANCE_H
diff --git a/LEGO1/bike.cpp b/LEGO1/bike.cpp
index ac741a44..217e8c64 100644
--- a/LEGO1/bike.cpp
+++ b/LEGO1/bike.cpp
@@ -1,8 +1,12 @@
 #include "bike.h"
 
-// OFFSET: LEGO1 0x10076670 STUB
+DECOMP_SIZE_ASSERT(Bike, 0x164);
+
+// OFFSET: LEGO1 0x10076670
 Bike::Bike()
 {
-  // TODO
+  this->m_unk13c = 20.0;
+  this->m_unk150 = 3.0;
+  this->m_unk148 = 1;
 }
 
diff --git a/LEGO1/bike.h b/LEGO1/bike.h
index 8d2de0f1..af8711a5 100644
--- a/LEGO1/bike.h
+++ b/LEGO1/bike.h
@@ -1,6 +1,7 @@
 #ifndef BIKE_H
 #define BIKE_H
 
+#include "decomp.h"
 #include "islepathactor.h"
 
 // VTABLE 0x100d9808
@@ -22,7 +23,9 @@ class Bike : public IslePathActor
   {
     return !strcmp(name, Bike::ClassName()) || IslePathActor::IsA(name);
   }
-
+private:
+  // TODO: Bike fields
+  undefined m_unk160[4];
 };
 
 
diff --git a/LEGO1/dunebuggy.cpp b/LEGO1/dunebuggy.cpp
index babf21cb..42fd4c37 100644
--- a/LEGO1/dunebuggy.cpp
+++ b/LEGO1/dunebuggy.cpp
@@ -1,7 +1,12 @@
 #include "dunebuggy.h"
 
-// OFFSET: LEGO1 0x10067bb0 STUB
+#include "decomp.h"
+
+DECOMP_SIZE_ASSERT(DuneBuggy, 0x16c);
+
+// OFFSET: LEGO1 0x10067bb0
 DuneBuggy::DuneBuggy()
 {
-  // TODO
+  this->m_unk13c = 25.0;
+  this->m_unk164 = 1.0;
 }
\ No newline at end of file
diff --git a/LEGO1/dunebuggy.h b/LEGO1/dunebuggy.h
index 1f89784e..1a083207 100644
--- a/LEGO1/dunebuggy.h
+++ b/LEGO1/dunebuggy.h
@@ -1,6 +1,7 @@
 #ifndef DUNEBUGGY_H
 #define DUNEBUGGY_H
 
+#include "decomp.h"
 #include "islepathactor.h"
 
 // VTABLE 0x100d8f98
@@ -22,7 +23,11 @@ class DuneBuggy : public IslePathActor
   {
     return !strcmp(name, DuneBuggy::ClassName()) || IslePathActor::IsA(name);
   }
-  
+private:
+  // TODO: Double check DuneBuggy field types
+  undefined4 m_unk160;
+  MxFloat m_unk164;
+  undefined4 m_unk168;
 };
 
 #endif // DUNEBUGGY_H
diff --git a/LEGO1/jetski.cpp b/LEGO1/jetski.cpp
index 50676253..20993cf3 100644
--- a/LEGO1/jetski.cpp
+++ b/LEGO1/jetski.cpp
@@ -1,7 +1,11 @@
 #include "jetski.h"
 
-// OFFSET: LEGO1 0x1007e3b0 STUB
+DECOMP_SIZE_ASSERT(Jetski, 0x164);
+
+// OFFSET: LEGO1 0x1007e3b0
 Jetski::Jetski()
 {
-  // TODO
+  this->m_unk13c = 25.0;
+  this->m_unk150 = 2.0;
+  this->m_unk148 = 1;
 }
\ No newline at end of file
diff --git a/LEGO1/jetski.h b/LEGO1/jetski.h
index 7cabea4d..d5de5a76 100644
--- a/LEGO1/jetski.h
+++ b/LEGO1/jetski.h
@@ -1,6 +1,7 @@
 #ifndef JETSKI_H
 #define JETSKI_H
 
+#include "decomp.h"
 #include "islepathactor.h"
 
 // VTABLE 0x100d9ec8
@@ -22,7 +23,9 @@ class Jetski : public IslePathActor
   {
     return !strcmp(name, Jetski::ClassName()) || IslePathActor::IsA(name);
   }
-
+private:
+  // TODO: Jetski fields
+  undefined m_unk160[4];
 };
 
 
diff --git a/LEGO1/legopathactor.h b/LEGO1/legopathactor.h
index 7e524b08..41c6d843 100644
--- a/LEGO1/legopathactor.h
+++ b/LEGO1/legopathactor.h
@@ -25,11 +25,15 @@ class LegoPathActor : public LegoActor
   {
     return !strcmp(name, LegoPathActor::ClassName()) || LegoActor::IsA(name);
   }
-
-  // TODO: the types. Pizza needs this as public:
+protected:
+  // TODO: the types
   undefined unk78[0xc4];
-  MxS32 m_unk13c;
-  undefined unk140[0x14];
+  MxFloat m_unk13c;
+  MxS32 m_unk140;
+  MxS32 m_unk144;
+  undefined m_unk148;
+  MxS32 m_unk14c;
+  MxFloat m_unk150;
 };
 
 #endif // LEGOPATHACTOR_H
diff --git a/LEGO1/racecar.cpp b/LEGO1/racecar.cpp
index 59bb5146..4e4a4a21 100644
--- a/LEGO1/racecar.cpp
+++ b/LEGO1/racecar.cpp
@@ -1,9 +1,11 @@
 #include "racecar.h"
 
-// OFFSET: LEGO1 0x10028200 STUB
+DECOMP_SIZE_ASSERT(RaceCar, 0x164);
+
+// OFFSET: LEGO1 0x10028200
 RaceCar::RaceCar()
 {
-  // TODO
+  this->m_unk13c = 40.0;
 }
 
 // OFFSET: LEGO1 0x10028420 STUB
diff --git a/LEGO1/racecar.h b/LEGO1/racecar.h
index f8bd6ccf..f10d9b62 100644
--- a/LEGO1/racecar.h
+++ b/LEGO1/racecar.h
@@ -1,6 +1,7 @@
 #ifndef RACECAR_H
 #define RACECAR_H
 
+#include "decomp.h"
 #include "islepathactor.h"
 
 // VTABLE 0x100d6918
@@ -10,6 +11,22 @@ class RaceCar : public IslePathActor
 public:
   RaceCar();
   virtual ~RaceCar() override; // vtable+0x0
+
+  // OFFSET: LEGO1 0x10028270
+  inline virtual const char *ClassName() const override // vtable+0x0c
+  {
+    // 0x100f03e0
+    return "RaceCar";
+  }
+
+  // OFFSET: LEGO1 0x10028280
+  inline virtual MxBool IsA(const char *name) const override // vtable+0x10
+  {
+    return !strcmp(name, RaceCar::ClassName()) || IslePathActor::IsA(name);
+  }
+private:
+  // TODO: RaceCar fields
+  undefined m_unk160[4];
 };
 
 #endif // RACECAR_H
diff --git a/LEGO1/skateboard.cpp b/LEGO1/skateboard.cpp
index 42466206..5c5cbf38 100644
--- a/LEGO1/skateboard.cpp
+++ b/LEGO1/skateboard.cpp
@@ -1,7 +1,17 @@
 #include "skateboard.h"
+#include "mxomni.h"
 
-// OFFSET: LEGO1 0x1000fd40 STUB
+#include "decomp.h"
+
+DECOMP_SIZE_ASSERT(SkateBoard, 0x168);
+
+// OFFSET: LEGO1 0x1000fd40
 SkateBoard::SkateBoard()
 {
-  // TODO
+  this->m_unk160 = 0;
+  this->m_unk13c = 15.0;
+  this->m_unk150 = 3.5;
+  this->m_unk148 = 1;
+
+  NotificationManager()->Register(this);
 }
diff --git a/LEGO1/skateboard.h b/LEGO1/skateboard.h
index f290dc7b..e7fb1fc8 100644
--- a/LEGO1/skateboard.h
+++ b/LEGO1/skateboard.h
@@ -1,6 +1,7 @@
 #ifndef SKATEBOARD_H
 #define SKATEBOARD_H
 
+#include "decomp.h"
 #include "islepathactor.h"
 
 // VTABLE 0x100d55f0
@@ -10,6 +11,22 @@ class SkateBoard : public IslePathActor
 public:
   SkateBoard();
 
+  // OFFSET: LEGO1 0x1000fdd0
+  inline virtual const char *ClassName() const override // vtable+0x0c
+  {
+    // 0x100f041c
+    return "SkateBoard";
+  }
+
+  // OFFSET: LEGO1 0x1000fde0
+  inline virtual MxBool IsA(const char *name) const override // vtable+0x10
+  {
+    return !strcmp(name, SkateBoard::ClassName()) || IslePathActor::IsA(name);
+  }
+private:
+  // TODO: SkateBoard types
+  undefined m_unk160;
+  undefined m_unk161[0x7];
 };
 
 #endif // SKATEBOARD_H
diff --git a/LEGO1/towtrack.cpp b/LEGO1/towtrack.cpp
index 90d3d018..3b7a9264 100644
--- a/LEGO1/towtrack.cpp
+++ b/LEGO1/towtrack.cpp
@@ -1,7 +1,17 @@
 #include "towtrack.h"
 
-// OFFSET: LEGO1 0x1004c720 STUB
+DECOMP_SIZE_ASSERT(TowTrack, 0x180);
+
+// OFFSET: LEGO1 0x1004c720
 TowTrack::TowTrack()
 {
-  // TODO
+  this->m_unk168 = 0;
+  this->m_unk16a = -1;
+  this->m_unk164 = 0;
+  this->m_unk16c = 0;
+  this->m_unk170 = -1;
+  this->m_unk16e = 0;
+  this->m_unk174 = -1;
+  this->m_unk13c = 40.0;
+  this->m_unk178 = 1.0;
 }
diff --git a/LEGO1/towtrack.h b/LEGO1/towtrack.h
index 95e6885a..7263ab3a 100644
--- a/LEGO1/towtrack.h
+++ b/LEGO1/towtrack.h
@@ -1,6 +1,7 @@
 #ifndef TOWTRACK_H
 #define TOWTRACK_H
 
+#include "decomp.h"
 #include "islepathactor.h"
 
 // VTABLE 0x100d7ee0
@@ -10,6 +11,31 @@ class TowTrack : public IslePathActor
 public:
   TowTrack();
 
+  // OFFSET: LEGO1 0x1004c7c0
+  inline virtual const char *ClassName() const override // vtable+0x0c
+  {
+    // 0x100f03b8
+    return "TowTrack";
+  }
+
+  // OFFSET: LEGO1 0x1004c7d0
+  inline virtual MxBool IsA(const char *name) const override // vtable+0x10
+  {
+    return !strcmp(name, TowTrack::ClassName()) || IslePathActor::IsA(name);
+  }
+
+private:
+  // TODO: TowTrack field types
+  undefined m_unk154[4];
+  MxS32 m_unk164;
+  MxS16 m_unk168;
+  MxS16 m_unk16a;
+  MxS16 m_unk16c;
+  MxS16 m_unk16e;
+  MxS32 m_unk170;
+  MxS32 m_unk174;
+  MxFloat m_unk178;
+  undefined4 m_unk17c;
 };