Slay 8 Sunfury Conjurers, 6 Sunfury Bowmen and 4 Sunfury Centurions. Return to Magistrix Larynna at Area 52 after completing this task. Completing tasks for the Scryers will cause your Aldor reputation to decrease.
The news you've discovered is fortunate, [player]. Not only do you get to waltz into Manaforge Duro unfettered, this also presents a great opportunity to deal a blow to Kael's army.
Use the mana creature assault to your advantage and pick off any Sunfury stragglers you run into.
I do not take particular glee in the senseless slaughter of my own kin the way that Thalodien does, but the tactical advantage here is too high to pass up.