There are 4 settings of difficulty. A massive shooting game – with a ton of weapons and attacks. Zombies have taken over and it your mission to destroy them! The recent incidents were caused by a terrorist organization, C.T. They occupied the underground research institute of government and planned to use the biological and chemical weapons to rule the Earth.
WASD: Move. J: Shoot/Attack. K: Reload. B: Buy Weapons. When enemy is close, Press J to attack with knife. Earthquake: J+K. Throw grenades: down + right + K. Somersault: right + down + K. Straight: down + up + K