Shadow of the Red Mountain is a medium armor set. When you deal damage with a Weapon ability, you have a 10% chance to spawn a volcano that erupts after 1 second, launching liquid hot magma at the closest enemy, dealing 8400 Flame Damage. This effect can occur every 2 seconds.
Shadow of the Red Mountain is part of the base game and drops in Stonefalls in the Overland content. You can also find it on Guild Traders. Each set item is bound on equip. You can acquire medium armor, jewelry and weapons for this set in the Ashlander motif style.