Which former editor-in-chief of Marvel Comics created the supervillain Juggernaut?
Juggernaut (comics): Juggernaut (Cain Marko) is a fictional supervillain appearing in American comic books published by Marvel Comics. Juggernaut (comics):  The character, who first appeared in "X-Men" #12 (July 1965), was created by writer Stan Lee and artist/co-writer Jack Kirby.
i don't know