Ah, what could've been. Welcome to WatchMojo.com, and today we're counting down our picks for the Top 10 Craziest Marvel "What If" Stories.

For this list, we'll be ranking the wackiest, strangest, most outlandish, or extreme scenarios brought forth on the Marvel "What if?" series of comics. This fan favorite series has been going strong since the late seventies, and there's a ton of material to go through here, but we're going to single out the stories which still make us scratch our heads and go...."huh?"