Avaereene

Avaereene was one of the most trussed agent of the Xanathar, the leader of the Xanathar Thieves' Guild of Skullport.

Avaereene was a skilled mage and slaver who serves the Eye capturing potential slaves in the seamier wards of Waterdeep by night. She leads the Eye’s snatch-and-grab kidnapping agents, known as the Hand. She commands great loyalty from her forces, and they will do anything to prevent her harm or capture.

Personality
Avaereene was a cruel and efficient person; she enjoys creating darkenbeasts to serve her deadly whims, and she intends someday to supplant the Blackstaff as the most powerful mage of Waterdeep.

Appendix
City of Splendors: Waterdeep