imo its definitely the bronze dragonflight, guardians of the true timeline whose job it is to eliminate incorrect timelines and prevent alterations to the main timeline, deciding to help the horde recruit an army of alternate orcs from an alternate timeline that shouldn't exist so that they can help fight in a war between mortals that the bronze dragons have absolutely no interest or stake in. because uhhh well we might tell u later
this is literally the most retarded thing blizzard has ever written and everyone involved in it should be ashamed of themselves.