What would you do when the earth is invaded with monsters? Would you pick up the gun and fight all those monster yourself or would you call Brian Damage? He's got the weapons and the courage to blow up this beasts and save the world. So help Brian to clear the world from all those monsters. Use WASD KEYS to move around and use YOUR MOUSE to aim and fire. Pick up the ammo to blow up more monsters. You can buy new weapons and more ammo between levels. Have fun!