The Ambassador Rack comes from the Legendary Continent of MU, he doesn't has a purpose right now, but he reveals thet there could be a Quest in his Continent soon. He describes himself as a Dark Lord, a type of class in MU (Such as Warrior, Wizard, Archer...), he also talks about his Raven and Horse and speaks of Kundun, an evil demon that wishes to eliminate Mankind from MU, This could be a tip on the quest.