An artifact in Arknights.
A relic in the shape of black crown originally known as DWDB-221E, created by the "First Civilization" to record their history, later end up in the hand of the Teekaz and become the symbol of "Lords of Fiends" the king of Sarkaz.
Originally appeared in-gameplay as one of the collectibles in Integrated Strategies Ceobe's Fungimist. And later on as a playable Supporter "Operator", in Theresa's visage.