The zombie horde is out to get you and those surviving. The plague has yet to hit your defenses, as long as you're alive, it won't! Outlast every wave of the undead as they attempt to overtake your area in 28 levels. In between, make sure to upgrade all available weapons and review your enemies in the encyclopedia!
· Navigate menu - Use the mouse. · Shoot - Use the mouse to aim, left click to fire. · Switch weapon - Number keys 1 - 9.