The second of the major World of Warcraft mysteries has been solved. Nearly a decade ago, a hippogryph model was datamined but never found. It has been a mystery players have been trying to solve for years. And now it has been. If you don't like spoilers, stop reading right here.
The folks at PCGamesN.com have the step-by-step directions along with other interesting information on how to get the Long-Forgotten Hippogryph mount from Legion.
Head to the link above if you don't mind the spoilers, otherwise, get hunting!