In an alternate galaxy far far away, after learning about the decomissioning of the Clone Troopers on the command of Emperor Palpatine, Darth Vader, formerly Jedi Knight Anakin Skywalker, decides to assemble an army of the remaining Clone Troopers that are against Vice Admiral Rampart's Defense Recruitment bill and proceeds to spark a rebellion far and wide across the galaxy, challenging Palpatine's authority as Emperor of the galaxy and Master of the Sith.