Whether you're looking for an authentic replica Darth Vader costume, a Darth Vader pet costume, or something in-between, our large selection of Darth Vader Halloween costumes is sure to please even the most committed Sith Lord. Browse our child and adult Darth Vader costumes for the perfect style and size, then add any of our great Darth Vader Halloween costume accessories, like a breathing device or lightsaber, for a great costume.