In Warhammer® 40,000®: Space Marine® you are Captain Titus of the Ultramarines, humanity's lasthope for survival in a war-ridden future. Step into the armor of this superhuman warrior and use a lethal combination of deadly weapons to crush overwhelming alien forces. Fight against the savage Orks and the unholy forces of Chaos in a brutally violent world based on the richest science fiction fantasy ever created.