Titania (Mary MacPherran) is a character appearing in American comic books published by Marvel Comics. Created by then-Editor-in-Chief Jim Shooter and Mike Zeck, the character first appeared in Secret Wars #3 (July 1984). MacPherran is the second character called Titania.She is the rival of the superhero Jennifer Walters / She-Hulk. Originally a supervillain, in later years, she has reformed into more of an antihero. The character has also been a member of the Masters of Evil and the Frightful Four at various points in her history.