Do you want to compare Mephisto with Mary Jane? Discover the powers, weakness & weapons of Mephisto and Mary Jane from Mephisto Biography and Mary Jane Biography. Find out all about Mephisto and Mary Jane.# Check out how is Mephisto unique and distinct from Mary Jane. Discover their love interest, sidekicks, family tree and the movies and games list in which Mephisto and Mary Jane have appeared. Find out everything about them here!