Superheroes wear capes because comic book artists are usually in a hurry. Look at the usual uniform of a comic book character. read more
A villain would be much more intimidated on a subconscious level by Superman or Batman than by Spider-Man, simply because Supes and Bats have those big, billowing capes behind them, while Spidey just looks like a skinny kid. read more
In modern times, comic book superheroes, such as Superman, Batman, and Thor are often described as wearing "capes" or "opera capes", although most of these are long enough to count as opera cloaks. read more
While fewer and fewer comic book characters are wearing capes these days, they are still associated with many popular heroes like Superman, Batman, Thor, Vision, Magneto and more. read more