Story: You’ve come here for a reason. The Union Aerospace Corporation’s massive research facility on Mars is overwhelmed by fierce and powerful demons, and only one person stands between their world and ours. As the lone DOOM Marine, you’ve been activated to do one thing – kill them all. Key Features: A Relentless Campaign There is no taking cover or stopping to regenerate health as you beat back Hell’s raging demon hordes. Combine your arsenal of futuristic and iconic guns, upgrades, movement and an advanced melee system to knock-down, slash, stomp, crush, and blow apart demons in creative and violent ways.