A few more:

A very sloppy watch him die, but got the job done:


AzjolNerub:


Nexus (My other 4 already did this fight with a tank a long time ago):


And per multiblocks, I decided to try Ahkhaket. Interesting enough, just pop bloodlust and go to town. I didn't even use the fire elementals, and he died in about 30 seconds. He never got a chance to put insanity on my group:


I didn't even know this mushroom boss existed in heroic mode, so I had to go find him:


Looks like now, I need to do Occulus and UT Pinnacle for the hero achievement.