After fighting a lightsaber battle with his former mentor Obi-Wan Kenobi in which he is dismembered, Vader is transformed into a cyborg. Originally a Jedi prophesied to bring balance to the Force, Anakin Skywalker is lured to the dark side of the Force by Palpatine and becomes a Sith Lord. Star Wars creator George Lucas has collectively referred to the first six episodic films of the franchise as 'the tragedy of Darth Vader'.
He is a primary antagonist in the original trilogy, but, as Anakin Skywalker, is the main protagonist of the prequel trilogy. Darth Vader is a fictional character in the Star Wars franchise.