You see Ferumbras Soul Splinter
Notes
The Ferumbras Soul Splinter will turn into a Ferumbras Essence when killed, you must lure all the Ferumbras Essences in the voids which are created when the Rift Invaders are killed.
Part of the Ferumbras' Ascendant Quest.
Abilities
Self-Healing (400-700?)Damage Taken From Elements
Physical 
Death 
Holy 
Ice
Fire
Energy
Earth
Location
Behaviour
Unknown
Strategy
Unknown