Zengu

Zengu was a level 40 Troll quest giver located in Hammerfall in the contested territory of Arathi Highlands.

Quests
He started the following quests:

Cataclysm
According to Dark Ranger Alina, a quest-giver at the Forsaken encampment of Galen's Fall near Thoradin's Wall in Arathi Highlands, Zengu was assassinated by Stromgarde troops when attempting to leave Arathi with Trol'kalar. Galen Trollbane, who was killed during Zengu's quest to obtain the sword and has been resurrected by the Forsaken, will direct Horde players to retake it in Cataclysm.