Clone trooper film series and in the "Star Wars" expanded universe media, a number of specialized trooper units are seen, including elite special forces units such as the 'Advanced Reconnaissance Commandos' (ARC troopers), and Null ARCs, who usually work alone. All clone commandos and ARCs were trained by Mandalorian mercenaries; the elite Clone Troopers are known as Shadow Troopers. The style and color of a clone troopers armor often varies depending on their rank, specialization, unit, or environment, for example, the clone troopers on Kashyyyk wear camouflage green scout-style armour whereas the 501st legion wears standard white armor with blue accents. Another
Star Wars: The Roleplaying Game Star Wars: The Roleplaying Game Star Wars: The Roleplaying Game is a role-playing game set in the "Star Wars" universe, written and published by West End Games (WEG) between 1987 and 1999. The game system was slightly modified and rereleased in 2004 as "D6 Space", which used a generic space opera setting. An unrelated "Star Wars" RPG was published by Wizards of the Coast from 2000 to 2010. Since 2012 the official "Star Wars" role-playing game is another unrelated game, published by Fantasy Flight Games. The game, based on WEG's earlier "Ghostbusters" RPG, established much of the groundwork of what