Darth Grievous's Sith Legion (Also called Darth Grievous's Sith Empire, the Legion or the Sith Legion) was the evil tyrannical government and revived version of the CIS that token over the Galaxy 10000 years after the clone wars. Its purpose is to take over the universe, exterminate the Transformers and bring evil all over the universe. They are known for their Cape wearing Supremecy over the Autobots which don't wore capes.