WASD to move E to open the inventory Click items to pick them up, and click while holding items to use them. 1 to toggle equipping the hatchet 2 to toggle equipping food This is a heavily revamped system that includes an inventory, but lacks some animations.
A more optimized and efficient version of the first one, and also including an inventory. I was too lazy to give the zombie a proper AI, so I gave it a very basic one.