Of course he is. He's the best superhero there ever was. (well, except for WonderWoman that is.)
Superman.
Presumably any superhero could if they had Kryptonite.
No it does not have to be but its your opinion.
Superman .
No. Superman is
Superman.
Superman
Superman.
The consensus on who is the single most powerful superhero is Superman .
Metropolis, Il is called the Superman city because it is where Superman lives.
No.
Saeem Khan