High Priestess of Lolth from the drow family Auvryndar of Undermountain. She conspired to create a hatchery of giant spider and take over Skullport. T’rissa presided over the ruins of the Promenade of the Dark Maiden.
Before his transformation, Xanath was once groomed to be a consort of T’rissa. Xanath was beaten to death in a jealous rage by the competing consorts.