Kill Gub and the Gurubashi Master Chef inside of Zul'Gurub on Heroic difficulty.
A city like Zul'Gurub be similar ta one of de many towering trees you see nearby.
De trunk may be thick, and de canopy vast and leafy, but without nutrients from de roots far below, de tree gonna wither and fall.
Jin'do's army be fed largely by de actions of a couple a' minor Gurubashi trolls. Sever dem roots, and de city gonna fall.