Shar, goddess of darkness

Shar, the Mistress of the Night, is the goddess of darkness and the caverns of Ebresia. Shar presides over caverns, darkness, dungeons, forgetfulness, loss, night, secrets, and the Underdark. She is rumored to be able to see everything that happens in the dark. She is usually worshipped by those who thrive in the dark, be it thieves or denizens of the Underdark who lack a patron deity.