Hellfire Infernal

From the bowels of the nether is summoned a creature of pure hatred, bent on burning down any life in its way.

Riding Requirements:

This mount is available to all eligible characters on your account.
Level 10
Apprentice Riding

Source:

Gul'dan in The Nighthold (Mythic).
The Black Market Auction House (rarely)

Notes:

This infernal mount is low drop from Gul'dan in The Nighthold on Mythic difficulty only. Note that another infernal mount - the green Felblaze Infernal - drops from the same boss, but on all of regular, Heroic, and Mythic modes.

Introduced in:

Patch 7.1.5

Travel Mode:

Ground (+60% or +100% speed)

Speed depends on your riding skill.

Other Mounts Using the Same Model:

More info on Wowhead:

Hellfire Infernal taught by Fiendish Hellfire Core