He is really tough and almost unbeatable.
superman....greatest superhero ever
Of course he is. He's the best superhero there ever was. (well, except for WonderWoman that is.)
Superman. Meow. lolz jk
"Superman IV: The Quest For Peace"
Besides actually being the first Superhero created, when others created similar heroes to ride on his cape-tails, Superman was continually powered-up, so that he remains the most powerful superhero there is.
Superman
The first superhero ever created is generally considered to be Superman, who was created by Jerry Siegel and Joe Shuster and first appeared in Action Comics #1 in 1938. Superman is recognized as a pioneering character in the genre of superhero comics.
Superman.
never ever he is too cute to be a boring superhero
Presumably any superhero could if they had Kryptonite.
Superman, followed by Batman, and then Wonder Woman. Fourth, is arguably Green Lantern.
No it does not have to be but its your opinion.