- 
                      MARVEL COMICS
 Adrienne Frost
 Anaconda (Serpent Society)
 Asp (Serpent Society, flips between good and bad)
 Astra
 Black Cat (former villainess)
 Black Mamba (Serpent Society, flips between good and bad)
 Calypso
 Cassandra Nova
 Dark Phoenix
 Deathbird
 Destiny
 Echo
 Enchantress, Marvel version
 Harpy
 Joanna Cargill
 Lady Deathstrike
 Lady Octopus
 Malice
 Man-killer
 Marrow (former heroine)
 Medusa (former villainess)
 Moonstone
 Mystique
 Phantazia
 Selene
 Scream
 She-Thing (former heroine)
 Shriek
 Silver Sable (more of an antagonist)
 Spiral
 Thundra
 Typhoid Mary
 Umar
 Viper
 Zaladane
 
 
 
- 
                      DC COMICS
 Catwoman (Flips between hero and villain)
 Cheshire
 Cheetah
 Giganta
 Harley Quinn
 Jinx
 Magenta
 Maxima (flips between hero and villain)
 Nyssa Raatko
 Poison Ivy
 Queen Bee
 Silver Banshee
 Silver Swan
 Talia al Ghul
 Terra
 
 
 
- 
                      OTHER COMICS
 Valentina (from Darna comic)
 
 
 
- 
                      CARTOONS
                      (2D)
 Baby Doll (Batman: The Animated Series only)
 Baroness (G.I.Joe)
 Demona (Gargoyles)
 Doctor Blight(Captain Planet)
 Ember McLain (Danny Phantom)
 Evil-Lyn (Masters of the Universe)
 Fox (Gargoyles)
 Galatea (Justice League Unlimted only)
 Inque (Batman Beyond Only)
 Shego (Kim Possible)
 Talon(Static Shock)
 Zarana (G.I.Joe)
 
 
 
- 
                      CARTOONS
                      (3D)
 Blackarachnia (Transformers, turned heroine)
 Strika(Transformers)
 Daemon (ReBoot)
 
 
 
- 
                      ANIME
 Kagura (InuYasha)
 
 
 
- 
                      LIVE ACTION MOVIES
 T-X (Terminator 3)
 Queen Gedren (Red Sonja)
 
 
 
- 
                      LIVE ACTION TV
 Callisto (Xena)
 Darla (Buffy, the Vampire Slayer/Angel)
 Drusilla (Buffy the Vampire Slayer)
 Faith (Buffy the Vampire Slayer)
 Glory (Buffy the Vampire Slayer)
 Jasmine (Angel)