You see Frenzy
Notes
Appears with The Rage and with the World Devourer in the Heart of Destruction Quest.
Abilities
Melee (0-1047+), Self-Healing (0-438+), Energy Area attack on itself (0-464+), Large Energy Wave (0-730+)
Damage Taken From Elements
Physical 
Death 
Holy 
Ice 
Fire
Energy
Earth
Location
Otherworld, here and here.