Anti-Ivy is an Anti-Fairy created by Anti-Cosmo. She is not a real Anti-Fairy, being a former-human being.
Trivia[]
Due to previously being a human being, the FAIRY herself was born later.
Anti-Ivy having a crush on Anti-Cosmo while he is married to Anti-Wanda is similar to HooDude's relationship with Frankie in the Monster High webisodes.