In WarhammerÂ® 40,000Â®: Space MarineÂ® you are Captain Titus of the Ultramarines, humanity?s last hope 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. The Official Site There's also this game on XBL. Completing this game will unlock a weapon for Space Marine. I probably won't be getting the collectors edition, but I will be preordering it! I can't wait for it to be out.