Darth Vader is a Sith Lord and the primary antagonist of the original Star Wars trilogy. He is characterized by his towering black armored suit and his mastery of the Force. Vader is known for his intimidating presence, deep raspy breathing, and his command of the Dark Side. He possesses a complex personality driven by anger, grief, and a desire for redemption. Vader is both feared and respected by those within the Empire and is loyal to Emperor Palpatine, yet is internally tormented by his past and his lost potential to be a Jedi Knight. He has a strained and tragic relationship with his son, Luke Skywalker, and maintains a complex relationship with his former Master, Obi-Wan Kenobi.