diff --git a/src/physics/physics.cpp b/src/physics/physics.cpp
index 0ad5d29e3..5481f763e 100644
--- a/src/physics/physics.cpp
+++ b/src/physics/physics.cpp
@@ -171,9 +171,11 @@ void Physics::update(float dt)
             Scripting::ScriptEngine* script_engine = World::getWorld()->getScriptEngine();
             int kartid1 = p->getUserPointer(0)->getPointerKart()->getWorldKartId();
             int kartid2 = p->getUserPointer(1)->getPointerKart()->getWorldKartId();
-            // TODO: do not use globals this way, pass directly as function paramters
-            Scripting::Physics::setCollision(kartid1,kartid2);
-            script_engine->runScript("void onKartKartCollision()");
+            script_engine->runScript("void onKartKartCollision(int, int)",
+                [=](asIScriptContext* ctx) {
+                    ctx->SetArgDWord(0, kartid1);
+                    ctx->SetArgDWord(1, kartid2);
+                });
             continue;
         }  // if kart-kart collision
 
@@ -182,28 +184,27 @@ void Physics::update(float dt)
             // Kart hits physical object
             // -------------------------
             Scripting::ScriptEngine* script_engine = World::getWorld()->getScriptEngine();
-            Scripting::Physics::setCollision(0, 0);
-            //Scripting::Physics::setCollisionType("KartObject"); //object as in physical object
-            Scripting::Physics::setCollision(
-                p->getUserPointer(0)->getPointerPhysicalObject()->getID(),
-                "kart"
-            );
-            script_engine->runScript("void onKartObjectCollision()");
+            AbstractKart *kart = p->getUserPointer(1)->getPointerKart();
+            int kartId = kart->getWorldKartId();
+            std::string obj_id = p->getUserPointer(0)->getPointerPhysicalObject()->getID();
+            
+            // TODO: pass obj_id as arguent
+            script_engine->runScript("void onKartObjectCollision(int)",
+                [=](asIScriptContext* ctx) {
+                    ctx->SetArgDWord(0, kartId);
+                });
             PhysicalObject *obj = p->getUserPointer(0)
                                    ->getPointerPhysicalObject();
             if (obj->isCrashReset())
             {
-                AbstractKart *kart = p->getUserPointer(1)->getPointerKart();
                 new RescueAnimation(kart);
             }
             else if (obj->isExplodeKartObject())
             {
-                AbstractKart *kart = p->getUserPointer(1)->getPointerKart();
                 ExplosionAnimation::create(kart);
             }
             else if (obj->isFlattenKartObject())
             {
-                AbstractKart *kart = p->getUserPointer(1)->getPointerKart();
                 const KartProperties* kp = kart->getKartProperties();
                 kart->setSquash(kp->getSquashDuration() * kart->getPlayerDifficulty()->getSquashDuration(),
                     kp->getSquashSlowdown() * kart->getPlayerDifficulty()->getSquashSlowdown());
@@ -211,7 +212,6 @@ void Physics::update(float dt)
             else if(obj->isSoccerBall() && 
                     race_manager->getMinorMode() == RaceManager::MINOR_MODE_SOCCER)
             {
-                int kartId = p->getUserPointer(1)->getPointerKart()->getWorldKartId();
                 SoccerWorld* soccerWorld = (SoccerWorld*)World::getWorld();
                 soccerWorld->setLastKartTohitBall(kartId);
             }
@@ -255,12 +255,11 @@ void Physics::update(float dt)
             // Projectile hits physical object
             // -------------------------------
             Scripting::ScriptEngine* script_engine = World::getWorld()->getScriptEngine();
-            Scripting::Physics::setCollision(0,0); //TODO : support item types etc
-            //Scripting::Physics::setCollisionType("ItemObject");
-            Scripting::Physics::setCollision(
-                p->getUserPointer(1)->getPointerPhysicalObject()->getID(),
-                "item"
-            );
+            // TODO: pass arguments
+            //Scripting::Physics::setColl0ision(
+            //    p->getUserPointer(1)->getPointerPhysicalObject()->getID(),
+            //    "item"
+            //);
             script_engine->runScript("void onItemObjectCollision()");
             p->getUserPointer(0)->getPointerFlyable()
                 ->hit(NULL, p->getUserPointer(1)->getPointerPhysicalObject());
diff --git a/src/scriptengine/script_engine.hpp b/src/scriptengine/script_engine.hpp
index 41c2c65cd..e1c596454 100644
--- a/src/scriptengine/script_engine.hpp
+++ b/src/scriptengine/script_engine.hpp
@@ -31,8 +31,6 @@ namespace Scripting
     namespace Physics
     {
         void registerScriptFunctions(asIScriptEngine *engine);
-        void setCollision(int collider1,int collider2);
-        void setCollision(std::string collider1, std::string collider2);
     }
 
     namespace Kart
diff --git a/src/scriptengine/script_physics.cpp b/src/scriptengine/script_physics.cpp
index 893f32624..60fc0ce68 100644
--- a/src/scriptengine/script_physics.cpp
+++ b/src/scriptengine/script_physics.cpp
@@ -36,40 +36,10 @@ namespace Scripting
             HitEffect *he = new Explosion(*explosion_loc, "explosion", "explosion_bomb.xml");
             projectile_manager->addHitEffect(he);
         }
-        //Bind getters for colliding karts
-        void getCollidingKart1(asIScriptGeneric *gen)
-        {
-            gen->SetReturnDWord(m_collidingkartid1);
-        }
-        void getCollidingKart2(asIScriptGeneric *gen)
-        {
-            gen->SetReturnDWord(m_collidingkartid2);
-        }
-        //Bind getter for colliding objects
-        void getCollidingID(asIScriptGeneric *gen)
-        {
-            void *pointer = &m_collider1;
-            gen->SetReturnObject(pointer);
-        }
-
-        //Callbacks from Physics Engine, for collisions
-        void setCollision(int collider1,int collider2)
-        {
-            m_collidingkartid1 = collider1;
-            m_collidingkartid2 = collider2;
-        }
-        void setCollision(std::string collider1, std::string collider2)
-        {
-            m_collider1 = collider1;
-            m_collider2 = collider2;
-        }
         void registerScriptFunctions(asIScriptEngine *engine)
         {
             int r;
             engine->SetDefaultNamespace("Physics");
-            r = engine->RegisterGlobalFunction("uint getCollidingKart1()", asFUNCTION(getCollidingKart1), asCALL_GENERIC); assert( r >= 0 );
-            r = engine->RegisterGlobalFunction("uint getCollidingKart2()", asFUNCTION(getCollidingKart2), asCALL_GENERIC); assert( r >= 0 );
-            r = engine->RegisterGlobalFunction("string getCollidingID()", asFUNCTION(getCollidingID), asCALL_GENERIC); assert(r >= 0);
             r = engine->RegisterGlobalFunction("string createExplosion(Vec3 &in)", asFUNCTION(createExplosion), asCALL_GENERIC); assert(r >= 0);
         }
     }
diff --git a/src/scriptengine/script_physics.hpp b/src/scriptengine/script_physics.hpp
index d6f47534d..51fbaa9c7 100644
--- a/src/scriptengine/script_physics.hpp
+++ b/src/scriptengine/script_physics.hpp
@@ -27,34 +27,11 @@ namespace Scripting
     
     namespace Physics
     {
-        
-        //IDs of kart collisions
-        int m_collidingkartid1;
-        int m_collidingkartid2;
-
-        //Details of collision
-        std::string m_collider1;
-        std::string m_collider2;
-        std::string m_collisionType;
-        
+       
         //script engine functions
         void registerScriptFunctions(asIScriptEngine *engine);
         asIScriptFunction* 
             registerScriptCallbacks(asIScriptEngine *engine);
-
-
-        //game engine functions
-        void setCollision(int collider1, int collider2);
-        void setCollisionType(std::string);
-
-
-
-        //script-bound functions
-        void getCollidingKart1(asIScriptGeneric *gen);
-        void getCollidingKart2(asIScriptGeneric *gen);
-        void getCollsionType(asIScriptGeneric *gen);
-        void getCollidingID(asIScriptGeneric *gen);
-
     }