Andariel

Andariel is one of the Lesser Evils and is known as the Demon Queen. In Diablo II she appears as the final boss of Act I; she is found on the fourth level of the Catacombs. Players must defeat her in order to complete the quest Sisters to the Slaughter and advance to Act II.

Andariel has a weakness to fire.

She has 2 spells:

Poison Spray

Poison Bolt