Reviews Steam Big Picture About the GameIn Warhammer® 40,000® Space Marine® you are Captain Titus, a Space Marine of the Ultramarines chapter and a seasoned veteran of countless battles. A millions-strong Ork horde has invaded an Imperial Forge World, one of the planet-sized factories where the war machines for humanity’s never ending battle for survival are created. Losing this planet is not an option and be aware of the far more evil threat lurking large in the shadows of this world. DEVASTATING WEAPONRY Experience 40,000 years of combat, evolved. Enhance your vast arsenal as you unlock new weapons, upgrades, armor & abilities through an accessible progression system. This devastating weaponry empowers players to deliver bone crushing violence and dismemberment to their enemies. BLOCKBUSTER ENTERTAINMENT With an Imperial liberation fleet en-route, the Ultramarines are sent in to hold key locations until reinforcements arrive. Captain Titus and a squad of Ultramarine veterans use the bolter and chainsword to take the fight to the enemies of mankind. BRUTAL 8VS8 ONLINE COMBAT Form your own Space Marine squad or Chaos Space Marine warband and face off in 8 vs 8 online matches. Gain experience and unlock new weapons and armor to customize the Devastator, Assault, and Tactical Marine classes.