Sylvia Featherstone

Sylvia Featherstone was a wererat spy for Xanathar's Thieves' Guild in Undermountain in the early 1490s DR.

Activities
In 1492 DR, while she was in her giant rat form, Sylvia was searching in the Dungeon Level for secret doors that led to unexplored areas of the dungeon, under orders of the Xanathar. If approached, Sylvia lied, saying she was searching for food and treasures. She knew well the first three levels of the dungeon.

Appearances

 * Waterdeep: Dungeon of the Mad Mage