Reins of the Plagued Proto-Drake



The Reins of the Plagued Proto-Drake is a Proto-drake mount. Along with the Reins of the Black Proto-Drake, it was a reward for the Naxxramas Meta-achievements before being removed after the introduction of Ulduar.

Source
This mount can be purchased through the Black Market Auction House.

Originally rewarded by completing the Dungeons & Raids achievement Glory of the Raider (10 player). The mount is contained in a letter mailed to you by Alexstrasza. This mount is a 310% speed mount.

Mount Journal
Bred specifically to honor those heroes who showed significant courage and persistence facing the dangers in Northrend.