Space Marines Game

Events of this game unfold in the far future, where you, as the best space paratrooper, are assigned a critical mission to save Earth from an alien threat hanging over it! Set out to a distant station of hostile humanoids, where these creatures are preparing a new weapon of mass destruction to exterminate all sentient life forms in the galaxy. Thwart the plans of these vicious aliens and destroy power sources to turn off their destructive weapons. You are humanity's last hope for survival. Spare no one!