Formally known as Anakin Skywalker before being lured by the dark side. Darth Vader is the principle villain in A New Hope, The Empire Strikes Back and Return of the Jedi. He had a change of heart at the last minute in Return of the Jedi and demonstrated he did have a nice side by helping his son Luke dispose of the Emporer.
Character cool factor: 10
Most likely to: feel a presence
Least likely to: announce that ‘today I shall be wearing white’