Koryaksky Matheson was the youngest member of the Matheson Crime Family who had been begrudgingly thrust into Family affairs. He began the Maar Sul Gang War with Lirado Qavennurrie when they tried to deal with the growing power base of the Nightstalkers gang in Maar Sul City. Koryaksky was wounded in the gang war and was betrayed and killed by his right-hand man, Rafe.