Molthor

This NPC can be found in Stranglethorn Vale (1).

Molthor says: Now, only one step remains to rid us of the Soulflayer's threat...
Molthor yells: Begin the ritual, my servants. We must banish the heart of Hakkar back into the void!
All Hail <name>, slayer of Hakkar, and hero of Azeroth!

Molthor <Hand of Rastakhan>