Murg "Oldie" Muckjaw is a level 70 quest giver located at the Dragonmaw Base Camp in the contested territory of Shadowmoon Valley. He is friendly to players who have completed 
[70] Blood Oath of the Netherwing. While he is a Fel Orc he has the model of a normal orc with red skin.
He starts the following quest at honored reputation with Netherwing:
Notes[]
It is odd that he rides a wyvern as they are not native to Draenor, said to be sentient in the Warcraft III manual, and the orcs had to convince them to join in Warcraft III.