Bosses 1-3 stand in the corner and inter when you can.on the tree wanker kill the roots with aoe or don't bother
Jaina - run after her and try not to die, HoF healers if you're a pally
Pally dude - follow the tank around and dont stand in consecration. run around away from him when he goes immune
Dragons- Needs OT. Tank tanks one dragon and ot tanks the other. Away from each other though. ( dont remember the names. ill update once I remember) Interrupt if you can on the storms
Last boss dude, inter the void healing reduction thing and just attack the fucker