Warhammer 40,000: Space Marine takes place in the brutal, science fiction setting of Games Workshop's Warhammer 40,000 universe. In the 41st Millennium, humanity faces extinction at the hands of horrific aliens and demonic hordes. Only one force offers salvation, the superhuman Space Marines. Warhammer 40,000: Space Marine is an intense Action-RPG featuring epic battles where players take direct control of the ultimate defender of humanity, the mighty Space Marine. In the grim darkness of the far future there is only war.