Warhammer 40,000: Boltgun is available now on PlayStation 5, PlayStation 4, Xbox Series X/S, Xbox One, Nintendo Switch, and PC. Watch the action-packed, bloody launch trailer for Warhammer 40,000: Boltgun for another look at this FPS game that pays homage to retro shooters. In Warhammer 40,000: Boltgun, you play as a battle-hardened Space Marine on a perilous mission across the galaxy as you fight against the Chaos Space Marines and Daemons of Chaos.