DOOM 3 [Steam Gift/RU+CIS]

A research center on Mars, owned by the Union Aerospace Corporation (UAC), has been subjected to a massive demonic invasion that leaves a trail of fear and chaos in its wake. As one of the few survivors, you will have to fight your way to Hell and back through hordes of terrible monsters. Your path will be dark and dangerous, but you can use a pistol, a chainsaw, grenades and more to protect yourself.