Beyond this timeway, in the heart of the Black Morass, the Guardian, Medivh, feverishly works to open the Dark Portal, heralding in the age of orcs upon Azeroth.$B$BThe Infinite have sent their rift lords to stop this from happening.$B$BScattered across the morass, rifts will materialize. Infinite will pour out of the rifts and attempt to destroy Medivh's shields and, ultimately, Medivh.$B$BKill their rift lords and leaders! Do this until Medivh succeeds. Use this chrono-beacon should you require aid.