IW engine - Wikipedia, the free encyclopedia@@AMEPARAM@@/wiki/File:Cod4_game_engine.png" class="image"><img alt="Cod4 game engine.png" src="http://upload.wikimedia.org/wikipedia/en/thumb/d/d9/Cod4_game_engine.png/250px-Cod4_game_engine.png"@@AMEPARAM@@en/thumb/d/d9/Cod4_game_engine.png/250px-Cod4_game_engine.png