Mortog Steamhead is a level 70 reagent, poison and ammo vendor located inside the entrance to Coilfang Reservoir in the contested territory of Zangarmarsh.
He sells reagents, and can repair items. He also sells [Cenarion Healing Salve] and [Cenarion Mana Salve], which are healing and mana potions which can only be used in the Coilfang Reservoir instances. They cost 1 [Coilfang Armaments] each to purchase.
Players can only repair and buy items from Steamhead when they are exalted with Cenarion Expedition.
See List of Zangarmarsh NPCs.