Arei

Arei was a level 56 quest giver located in Irontree Woods in the contested territory of Felwood.

He appeared when you play the Flute of the Ancients in Irontree Woods.

World of Warcraft: Stormrage
Arei also appears in Stormrage, battling the Emerald Nightmare from within the Emerald Dream together with Zaetar and other guardians of nature. Arei finds and helps Broll Bearmantle inside the Dream and then leads him to Zaetar, who's in charge of the defenders' resistance.