"Aliens: Colonial Marines" (or ACM) is a TC released by Oriol Comerma (Deimos Anomaly). Aliens: Colonial Marines is a TC made for Doom and utilized the use of GZDoom. It is currently released and published. The music on the last release is in .ogg format, composed by BSO (ripped from Alien Trilogy) and James Horner (taken from Aliens soundtrack).