Alien Shooter

The endless darkness, the gloomy long passages of the military complex have become the abode of evil, as thousands of bloodthirsty monsters fill its offices, warehouses and research laboratories. Your mission is simple: destroy the monsters at any cost. You will be provided with the necessary amount of explosives, various weapons and a bunch of equipment. The invasion has begun, you have one chance, and you must use it. The fate of humanity now depends on you!