When did the character who was originally a villain but later became an antihero first appeared in a comic book?
Richard Fisk: Richard Fisk is a fictional character, a criminal appearing in American comic books published by Marvel Comics. Kingpin (character): The Kingpin (Wilson Fisk) is a fictional supervillain appearing in American comic books published by Marvel Comics. Kingpin (character):  The character was created by Stan Lee and John Romita Sr., and first appeared in "The Amazing Spider-Man" #50 (cover dated July 1967).
i don't know