The zombies are invading! Try to survive as much rounds as possible, every round the invading zombies will get tougher, and will grow in numbers.
By killing zombies you'll earn cash which you can use to get better weapons, upgrade your weapons or build defensive structures. best of all; this game is not only single-player, but can also be played multiplayer! You can play co-op with your friends, using clever tactics and teamplay you'll last much longer!
WASD to move
Mouse1 to shoot
TAB to see your scores
1,2 to switch weapons