When using the Steam Wrapper download the Steambuild1 version in the Portingkit. Then login into Steam, and add the serial when you own the game, and if not you can buy the game/serial here! If you already purchased the game on Kinguin in the past. Company of Heroes will contain now a serial which you can use to add in steam. About Company of Heroes 2: All Out War Edition. Company of Heroes 2: A..