Phantasmal Mammoth

There is one tameable creature with this look.

Phantasmal Mammoth
Can Be Tamed
19-31The Oculus (Dungeon)
Spawned by Mage-Lord Urom after you confront him. Uses a unique ethereal appearance.
Level scaling: In Shadowlands most NPCs will scale with the Hunter's level, within the constraints of their level range. Hunters can tame regular NPCs up to 2 levels higher than them, but can only tame elite NPCs of the hunter's level or below.