Spirit derives from ancient Babylon, Mesopotamia (from the beginning of written history circa 3100 BC).
Furious Wolf appears as a huge wolf or an anthropomorphic werewolf, with sharp teeth and hard claws.
Like Grim Leopard, Its drive of primal animal impulse, violently killing, greedy devouring the flesh of a victim — as driven by primal urge to satisfy the hunger — may result in cannibalism.
Forbiddens are very aggressive that can attack everything - including summoner and allies.
Summoning ingredients requires: Bloody Skin