Morgaine le Fey (DC Comics)
Morgaine le Fey is a supervillainess appearing in DC Comics, based on Morgan le Fay, the mythical sorceress and half-sister of King Arthur. She debuted in The Demon #1, and was created by Jack Kirby.
Morgaine le Fey, as she appeared on a variant cover of Demon Knights #12 (August 2012). Art by Phillip Tan.
Morgaine Le Fey as seen in Justice League.
Madame Xanadu is a comic book mystic published by DC Comics. The character is identified with Nimue, the sorceress from Arthurian mythology made popular by Sir Thomas Malory's Le Morte d'Arthur.
Madame Xanadu as depicted in promotional art for Day of Vengeance #1 (June 2005). Art by Walt Simonson.
Doorway to Nightmare #1
Madame Xanadu #1 (1981) cover, art by Michael Kaluta.