Warning to players trying to do the Rogdort collection at the moment.
In the Map Iron Marches, Top Left, Scorchlands, by the Point of interest. The Blasted Hearth.
Is a event, that is required in order to complete the first bit of the collection.
Your surpose to kill all embers, great embers to weaken / kill a giant elemental. Then a flame shaman appears and you then kill him.
However even WITH the shaman appearing, it still said to KIll elementals and even had the progress bar for how many needed still up, no matter how many was killed it never went away and the bhoss was untouchable / untargetable.