I am not one to usually place nerf threads, but I am just curious, honestly how the community feels about her abilities. At the end of each of her turns, Barriss Dispels all debuffs from the debuf...
I don't necessarily agree with saving her for last. I often take her down in the middle after the biggest dps threats, but before the toughest tanks. Good tanks like Baze and GK and be very difficult to kill if Zariss is alive (and not debuffed as mentioned above).