In Diablo lore, this lesser evil spawned from one of the seven heads of Tathamet, and was known as the Maiden of Anguish.

In Diablo lore, Andariel is the Lesser Evil who is said to have spawned from one of the seven heads of Tathamet. She is known as the Maiden of Anguish due to her sadistic nature and her ability to inflict pain and suffering on her victims. As the ruler of the Realm of Anguish, she delights in tormenting souls and spreading despair. With her association to anguish and her origin as a spawn of Tathamet, Andariel is the character that fits the description provided.