Items, NPCs, quests, objects and spells of patch 1.12.1, read live from the realm itself.

Fire Blast

NPC Level
Shadowforge Citizen 54 - 56
Twilight Keeper Havunth <Twilight's Hammer> 60
Twilight Master <Twilight's Hammer> 60
Twilight Overlord <Twilight's Hammer> 60 - 61

NPC	Level
Shadowforge Citizen	54 - 56
Twilight Keeper Havunth <Twilight's Hammer>	60
Twilight Master <Twilight's Hammer>	60
Twilight Overlord <Twilight's Hammer>	60 - 61