Complete the following quests to raise your direhorn from hatchling to mount at Warbeast Kraal in Zuldazar:
Naptime
Sleep, Eat, Repeat
Wander Not Alone
Held for Observation
Torcali's Blessing
Here you can buy How to Train Your Direhorn boost for EU or US Servers.
You'll get guide for completing How to Train Your Direhorn boost
