Doctor Solar and Flash

Doctor Solar wore sunglasses and a lab coat until his fifth adventure—when he gained a costume and a reason to wear it. Doctor Solar, Man of the Atom #5 (September 1963) © 2019 Random House, Inc. Sure, sure, costumes may not be a necessity, but super-villains sometimes need a tailor, too. The Flash #141 (December 1963) © 2019 DC Comics