Aliens: Colonial Marines is Now Available on Steam.

You and your friends are the deadliest killers in the galaxy. Another glorious day in the Corps.

Buckle up, soldier! Welcome to Aliens™: Colonial Marines. Created by Gearbox, the critically acclaimed and fan-favourite developers of Borderlands and Brothers In Arms, you and your friends will become the most badass military outfit in the galaxy – the US Colonial Marines. It’s up to you to not just survive, but wipe out the Xeno infestation.