skytree.7693

Roshtaak's solution above worked for me. Just ran through everything. Tonn will blow up the all the towers regardless once you reach them. On the third tower, I killed the regular mobs, then the veteran, and finally the kraits. Then Tonn gave me the dialogue option to finish the instance.

Could someone tell me what pants this guy is using? https://m.imgur.com/g8TMlnT