Superman and Batman are generally seen as colleagues, since they're both part of the Justice League of America, but as many interesting story arcs and one-shots have revealed to us over the years theirs is an uneasy alliance, and Batman is one man who doesn’t need the same physical strength, or super powers at all, to take ol’ Supes down.
This brief yet interesting article from Gamma Squad sums up the Four Reasons Why Superman Makes The Best Batman Villain quite well, and it’s bound to inspire comic book readers to look up those epic issues where the Man of Steel met his match in the Caped Crusader.