The United States Colonial Marines have landed on this planet! Join their forces and fight incredibly powerful alien races with new and improved equipment! USCM – Core Welcome colonists! The United States Colonial Marines are glad to know that you will soon enlist in our ranks! Check it out! USCM – Turret Introduces the minified USCM UA 571-C Automated Sentry Gun, a standalone self-powered turret Check it out! USCM – Colonial Marines Corps Faction Introduces the USCM Colonial Marines Faction. It will create a military base on the world map composed of USCM soldiers. Check it out! USCM – Xenomorphs Faction Introduces the deadly Xenomorphs Faction, a real nightmare! Check it out!