-
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)