Tainted Darksteel Sword - Keeper of the Tombs, the Hole.Give these to Reklon Gnallen, Erudine Quellious Temple for Gleaming Crested Breastplate.Pure Crystal - Kaladim Pure Crystal Quest.Tainted Darksteel Breastplate - thought destroyer in Plane of Hate.Complete quest for The Fiery Avenger, which includes the quest for SoulFire and camping (or questing) Ghoulbane.