Black Riding Yak

Grummles traveling Kun-Lai Summit by night prefer to ride this dark-haired yak to remain unseen, though they remove the bells from its caparison first.

Riding Requirements:

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

Source:

Hemet Nesingwary XVII.
Cost: 2200

Notes:

While its look was added at the start of Mists of Pandaria, this yak will finally become available during the Pandaria: Remix Timerunning event in 10.2.7.