<Li> Star Wars portal </Li> <P> General Grievous is a fictional character and antagonist in the Star Wars franchise . He served as the Supreme Commander of the Confederacy of Independent Systems' Droid Armies during the Clone Wars . He was trained in all lightsaber combat forms by the Sith Lord Count Dooku to rival the Jedi of the Galactic Republic . In Legends, Grievous was a Kaleesh warlord named Qymaen jai Sheelal, who suffered great injuries in a ship crash and was then rebuilt as a cyborg . </P> <P> The character was introduced in 2004 in the animated series Star Wars: Clone Wars, before making his live - action debut in the 2005 film Star Wars: Episode III--Revenge of the Sith . </P> <P> General Grievous was developed for Revenge of the Sith as a powerful new villain on the side of the Separatists . The initial instructions that director George Lucas gave the Art Department were very open - ended: "a droid general". From that vague direction, the artists developed a lot of explorations, some purely mechanical, some not, for Grievous' look . He was also created as a villain foreshadowing Anakin Skywalker's transformation into Darth Vader: the heavy breathing, the cyborg body and his seduction into an evil faction . </P>

Which star wars movie is general grievous in