Morgan le Fay is a supervillain appearing in American comic books published by Marvel Comics. The character, created by Stan Lee and Joe Maneely, is based on the Morgan le Fay of Arthurian legend. In this version of the character, Morgan le Fay belongs to the species of humanoid magical beings called fairies, who are born with supernatural powers, and is the half-faerie half-sister of the mythic King Arthur. Her elven heritage granted her immortality, and she used this time to master the mystic arts. She occasionally tries to take over the world. She has been an opponent of The Avengers, and in the 1970s, she appeared in the original Spider-Woman comic acting as a foe of Jessica Drew, while opposed by a reincarnation of her "ancient foe" Magnus. She is a former lover of Doctor Doom, and was a member of the Darkholders for a time.

Spider-Woman is a character appearing in American comic books published by Marvel Comics. Created by Archie Goodwin and Marie Severin, the character first appeared in Marvel Spotlight #32. 50 issues of an ongoing series titled Spider-Woman followed. At its conclusion, she fell into disuse, supplanted by other characters using the name Spider-Woman.