By A Mystery Man Writer
Supes' underwear is a classic part of his costume, and now one fan has an amazing reason as to why.
Why does Superman wear the underpants on the outside? - Quora
Why Do Superheroes Wear UNDERWEAR on the Outside?!?
Finally Explained: Why Superman's Underwear Is On The Outside
Did DC improve Superman by removing his underwear in Man of Steel
No, DC's New Superman Suit Shouldn't Have 1 Classic Comics Element
Super DC Heroes Deluxe Muscle Chest Superman Costume
Dream Jerky Media Funny, Funny jokes, Funny posts
Finally, a Theory Tries To Explain Why Superman's Underwear Needs
My Adventures With Superman Rejects Zack Snyder's Take on the Costume