This video game for the XBOX 360 is sure to entertain! Welcome to Aliens: Colonial Marines. Created by Gearbox Software. This first-person shooter is steeped in the eerie, claustrophobic and terrifying atmosphere that made the Aliens films successful worldwide. You and your friends will become the coolest military outfit in the galaxy - the US Colonial Marines. It's down to you to not just survive, but wipe out the Xeno infestation.