Looted from Mad King Dro'Zel in Malatar Mansion. It is required to access the Tower of Sancremor.
Mad King Dro'Zel in Malatar Mansion
Dro'Zel was the king of Elsweyr near the end of the First Era. His most infamous act was calling on Molag Bal to completely raze the village of Gilverdale, an act of pettiness done to spite a bard who upset him.