Darth Vader is one of the most imposing villains in all of Star Wars, but one cosplay gender-swaps the Dark Lord of the Sith into a sinister Dark Lady of the Sith. Vader was responsible for many atrocities throughout the timeline of the movies, from slaughtering younglings to torturing Princess Leia. Together, Vader and Darth Sidious ruled the galaxy with an iron fist, spreading darkness to every corner.
