Tiamat, from Fate Grand Order
Asc1: horns, pointy ears, blue hair, symbol-shaped pupils, pink eyes, double bun, braid, choker, short dress, white dress, long sleeves, thighhighs, tail
Asc2: horns, pointy ears, blue hair, symbol-shaped pupils, pink eyes, double bun, braid, twintails, scarf, short dress, black dress, long sleeves, sleeves past fingers, white pantyhose, tail
Asc3: age progression, big breasts, horns, pointy ears, blue hair, symbol-shaped pupils, pink eyes, long hair, braid, choker, white dress, long sleeves, high collar, messy hair
Classic: age progression, big breasts, horns, pointy ears, blue hair, symbol-shaped pupils, pink eyes, long hair, braid, choker, revealing clothes, long sleeves, capelet