Direhorn mounts

Direhorn mounts are vanity mounts that were added during Mists of Pandaria.

Drops

 * Reins of the Amber Primordial Direhorn, Reins of the Jade Primordial Direhorn and Reins of the Slate Primordial Direhorn are three direhorn mounts that can drop from s found around Pandaria. The small chance of the type that drops corresponds with the same color they're riding.
 * Reins of the Cobalt Primordial Direhorn has a rare chance of dropping from Oondasta on Isle of Giants.
 * Spawn of Horridon has a very rare chance of dropping from Horridon in Throne of Thunder.

Vendors

 * Reins of the Crimson Primal Direhorn is sold by on the Isle of Thunder.
 * Reins of the Golden Primal Direhorn is sold by on the Isle of Thunder.
 * Reins of the Palehide Direhorn is sold by Talutu in Zuldazar and Tricky Nick in Tiragarde Sound.

Quest

 * Child of Torcali is rewarded from Wander Not Alone.
 * Zandalari Direhorn is rewarded from Allegiance of the Zandalari.

Class specific

 * Zandalari trolls are able to summon a Crusader's Direhorn at level 20.