Use WASD and arrow keys to move. Press space to shoot, which forces mobs back. Press e to enable telescopic vision, which zooms in. Press the numbered keys to switch to the different guns shown on the main menu.
@griffpatch for a YouTube tutorial. - Me for the guns and telescopic vision. Each mob has 5 health. WARNING: ⚠️ This is VERY hard on your computer, as there are moving bullets, moving entities, and texture mapping. PLEASE use turbo warp if you don't have a powerful computer. Link below: https://turbowarp.org/683048448