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
Lego Star Wars: The Video Game by enemies) and Chancellor Palpatine, has a special ability. Unlocked characters can be imported into the game's sequel, "", as an extra called "use old save", which costs 250,000 Lego Studs, and can be used in its character creator function. Because the game is based on the Prequel Trilogy (1999, 2002, 2005), Luke Skywalker, Han Solo, Lando Calrissian and other characters from the original Star Wars Trilogy (1977, 1980 and 1983) are not shown, and appear in the sequel "". However, if the player unlocks the last level (an episode 4 preview), Darth Vader, a stormtrooper, a rebel trooper and