Hex Maniac

In Generation VI, Hex Maniacs, a type of Pokémon Trainer, are depicted as pale-skinned girls with long black hair adorned with a purple headband. They wear a black cobweb dress, white tights, and black Mary Jane shoes, according to Bulbapedia and Pokemon Wiki. In contrast, in Generation III, they are shown as girls dressed in purple outfits resembling witches, often holding crystal balls.