[W] [A] [S] [D] to move click to shoot if you are less on health then go to the green box
the zombies will take atleast 1 sec to despawn but i'll try to fix it. the green box will heal you if you make it through all of the 4 waves you are a very good at gaming bcs its kinda hard and feel free to remix this it will show wave complete even though you finish the fourth wave if you finish all of them that means you have finished the game