The Arvaraad infiltrates the camp posing as an elven slave while the rest of the party picks off scout troops to make the Tevinter anxious, hoping to pull away enough of the main force to make a shot at the leadership possible. A note in Qunlat is left near the ranking Qunari slave in the hopes that the slaves can be swayed toward helping foment disruptions..
When the Tevinter begin to fortify instead of following as hoped, The Arvaraad departs and returns to tell the rest of the the party what they are doing.
Then the party spends the session trying to make a plan. Because gamers.