Gorebeast
From Age of Sigmar - Lexicanum
Gorebeasts are hulking creatures, characterized by their destructive and terrifying bursts of rage. They pummels their foes with brutish fists. [1a][1b]
Mounts
Only those with the strongest will can break these beasts. They used by the Slaves to Darkness to pull their Chaos Gorebeast Chariots. [1a][1b]
Miniatures
Sources