Sorry I'm on a live server and much higher level so can do it alone. So for me its a little different as I can get him down 25% in no time flat. Which is why I said now I use just one character to DPS him and even then be careful. Either way sounds like your event is bugged? I don't know since I never did it remotely current. What I didn't know or see on the write up is more than one wave of adds This is right from Allakhazam Dragorns will spawn in three more waves of five. These waves are timed and, upon death, allow Hanvar to be damaged another 25% health.