The following is a list of first appearances of fictional supervillains and teams in American comic books. For a list of comic book superhero debuts, see List of superhero debuts.
The following is a list of first appearances of fictional supervillains and teams in American comic books. For a list of comic book superhero debuts, see List of superhero debuts. (en)
The following is a list of first appearances of fictional supervillains and teams in American comic books. For a list of comic book superhero debuts, see List of superhero debuts. (en)