
1) Lex Luthor, notably 2) Mighty heavy 3) Stock character 4) The Joker or Lex Luthor
Found on
https://www.crosswordclues.com/clue/supervillain

A supervillain or supervillainess is a `superhuman criminal` variant of the villainous stock character archetype, commonly found in comic books, action movies, and science fiction in various media. They are sometimes used as foils to superheroes and other heroes. Whereas superheroes often wield fantastic powers, the supervillain possesses commen.....
Found on
http://en.wikipedia.org/wiki/Supervillain
No exact match found.