Aliens: Colonial Marines is a 2013 first-person shooter developed by Gearbox Software and published by Sega for Windows, PlayStation 3, and Xbox 360. Based on the Alien universe and set shortly after the events of James Cameron's 1986 film Aliens, the game follows a group of Colonial Marines, a fictional military unit, as they confront the Weyland-Yutani corporation in an effort to rescue survivors from the Sulaco spaceship. The game features a campaign mode and a Multiplayer mode.