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

Grimtotem Horn

NPC	Level	Zone	Chance
Grimtotem Raider	42 - 43	Feralas	80.0%
Grimtotem Naturalist	41 - 42	Feralas	80.0%
Grimtotem Shaman	43 - 44	Feralas	80.0%