Proto-drake mounts

Proto-drake mounts are flying mounts introduced in Wrath of the Lich King.

Achievement mounts

 * Reins of the Red Proto-Drake - Glory of the Hero.
 * Reins of the Violet Proto-Drake - What A Long, Strange Trip It's Been.
 * Reins of the Rusted Proto-Drake and Reins of the Ironbound Proto-Drake - Glory of the Ulduar Raider.
 * Reins of Galakras - Glory of the Orgrimmar Raider.

Drops and faction mounts

 * Reins of the Time-Lost Proto-Drake is a guaranteed drop from the rare Time-Lost Proto Drakein Storm Peaks.
 * Reins of the Blue Proto-Drake is a rare drop from in heroic and timewalking Utgarde Pinnacle, and the rare version during the Death Rising event.
 * Reins of the Green Proto-Drake is a low-probability result from hatching a Mysterious Egg from the Oracles.

Quest

 * Battlelord's Bloodthirsty War Wyrm is the warrior class mount, rewarded from The Trial of Rage. It is probably a proto-drake. It changes appearances when you switch specializations.

Vendor

 * Reins of the Plagued Proto-Drake is occasionally listed at the Black Market Auction House for the starting bid of . It was formerly the reward for completing Glory of the Raider (10 player).

Arena
Updated drakes were rewarded for the Battle for Azeroth arena seasons at level 120.

No longer available

 * Reins of the Black Proto-Drake was formerly the reward for completing Glory of the Raider (25 player). Unlike the Plagued Proto-Drake, it remains unobtainable today.