Sith Robes and Sith Costumes are always cheap! You'll be a Sith Lord in these costumes!Official Star Wars Costumes carries the widest selection of Sith costumes, online! Sworn to destroy the Jedi Council, the Sith Lords and apprentices use the Dark Side of the Force to complete their evil missions. From Darth Vader to Darth Maul and Emperor Palpatine, all your favorite characters are right here. We have all the adult and kids Sith villain costumes, accessories, and party supplies you need for a successful dress-up, play, or Halloween experience!