Grey Skeletal Devilsaur w/ Dark Armour & Helmet

Untameable look : This look is not known from a tameable creature.

Grey Skeletal Devilsaur w/ Dark Armour & Helmet
Exotic family: Beast Masters only - level 10+.Exotic Family
Can only be used by Beast Mastery hunters that have reached level 10.
Requires Undead Taming.Undead Taming
Forsaken hunters automatically know how to tame undead creatures. Hunters of other races must learn the skill from a Simple Tome of Bone-Binding which is a rare drop from miscellaneous Elite NPCs throughout Maldraxxus and its associated dungeons: Plaguefall and the Theater of Pain.

Untameable Creatures

Cannot Be Tamed
<Ren'Zuli's Mount>
Zal'amak, Nazmir
Only visible during a pair of quests ("Krag'wa the Terrible"/"Revenge of Krag'wa") where the player is inside a vehicle, so it cannot be directly accessed or attacked.
Level scaling: 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.