Fire The Zombies

This is a Guard Game, you can control the gun o fire,There are multiple styles of zombies and bosses need you to destroy. You can experience a variety of sci-fi shells, such as laser cannons, flame guns, laser cannons, laser cannons and different types of zombie bosses,. Different weapons have different powers, come and experience it. (The experiment of biochemical zombies failed, resulting in terrible zombies about to invade the army. Our only defense is to operate our weapons to prevent zombie...