When does a mere outfit become a legendary costume? Commander Shepard performed dauntless acts of heroism and self-sacrifice, decked in plates of ablative ceramic shell. Harley Quinn destroyed her surroundings with impish abandon, clad like a maniacal jester. Darth Vader strangled the Force into submission, imprisoned by the black suit that kept him alive. An outfit becomes a costume when it tells a story. This infographic gathers together 100 iconic costumes that will evoke memories of dashing tales, somber tragedies, and outrageous comedies.