Controls: WASD: move your character mouse: directs character click: fires gun space: knifes zombie at close range I programmed everything to work, let me know if something's not quite right. The gray wall is debris. This is cleared after 25 kills. Boarded windows die after five seconds of zombie contact, total. Only a power up can rebuild. The gun plus power up makes your gun automatic, so you don't have to click for each shot. Once you've unlocked the gun, you can switch between your pistol and your machine gun with 1 and 2 keys. Let's see how this works!