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
Technology in Star Wars Star and many other very large spacecraft or artificial moonlets exist. Macroengineering is available on vast scales. Body armour is seen throughout the "Star Wars" anthology films and their first cinematic spin-off film, "Rogue One". Their main purpose is to protect the wearer from attacks and other hazards as in ancient and current times on Earth. They are most commonly seen on Imperial stormtroopers, clone troopers, snowtroopers, bounty hunters and as of "Rogue One", death troopers as well. According to "Star Wars" lore, amongst the characters in that universe to use them were ancient Mandalorian warriors. Additionally to stormtroopers and