Core

Core — the control core of the ancient laboratory of the Giants, hidden in the depths Cruma TowerThe Giants once created this artificial intelligence to guide their research; after the fall of its creators, Core did not stop, but continued mindlessly absorbing energy and spawning mechanical guardians that protect the tower from outsiders.

The Core floats in the air, surrounded by a swarm of minions—Death Knights and other creatures—which it regenerates over and over again. To destroy the Core, you must suppress its retinue and breach the powerful defenses of the Core itself. The reward for victory is an epic ring. Ring of Core.