Darth Vader is a fictional character in the Star Wars franchise. The character is a primary antagonist in the original trilogy and a primary protagonist in the prequel trilogy. Star Wars creator George Lucas has collectively referred to the first six episodic films of the franchise as "the tragedy of Darth Vader".Originally a slave on Tatooine, Anakin Skywalker is a Jedi prophesied to bring balance to the Force. He is lured to the dark side of the Force by Palpatine and becomes a Sith lord.
From wikipedia.org