Candrian Illborne
Candrian Illborne is a wanderer of the Planes and has ventured to them all, including the Negative Material Plane.
He informed the Ka-Tet of the structure and nature of the Planes.
He gave The Nameless One a ring that altered one of his woodworking hammers to create Jingizu, a magical weapon for the TNO to wield.
He also informed the Party that he could Help Ingress with her injured arm.