Mack Diver is a level 60 master engineering trainer located just outside Zabra'jin in the contested territory of Zangarmarsh. He stands in the water, just south of the pier coming out of the east side of Zabra'jin.
Quests[]
He starts the quest 
[60] The Zapthrottle Mote Extractor! (Engineering).
Trivia[]
His name is a reference to the popular show MacGyver.