Question: where is yogg saron in ulduar?
Answer: The end boss of Ulduar is Yogg-Saron. Ulduar raid instance is located at the northern end of Storm Peaks. It is a prison for the old god, Yogg-Saron, a distant relative of C'Thun, the end boss in Ahn'Qiraj Temple in Silithus on Kalimdor's southern coast.