Sapphire Quilen

There are 2 tameable creatures with this look.

Sapphire Quilen
Exotic family: Beast Masters only, minimum level 39.Exotic Family
Can only be used by hunters in the Beast Mastery spec. Minimum level 39 in Shadowlands.
Stone HoundsLevelLocation
Can Be Tamed
39(NPC Level:

Crypt of Forgotten Kings (Scenario)
Can Be Tamed
50Ruins of Guo-Lai, Vale of Eternal Blossoms
Appears in the Assaults phase, during all Assaults.
Stone HoundsLevelLocation
Cannot Be Tamed
Island Expeditions (Scenario)
Can appear on any island when a Mogu invasion is occurring.
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.