An unknown virus plagued the planet, bringing all sorts of monstrosities, ranging from zombies to flying beasts. Enter this apocalyptic world and try to survive as long as possible.
The enemies are trying to enter your country and they are planing something big. America's finest agent was sent to destroy enemy base and kill them all. Destroy the base, kill all the enemies and get your base back.
The world has gone to hell and the zombies are taking over. Play as both human and zombie in which you can only interchange between human and zombie 5 times.