(PR) The male child of Shub-Niggurath and Yog-Sothoth. There is an underground shrine to him and his brother, Yeb, in Irem, the City of Pillars, in the Crimson Desert. Horrific, orgiastic rites are performed in his honor in Tsath.
([P.Rev.] "Out of the Aeons," "The Last Test," "The Mound")