Surely you've got to have a lock in there somewhere. For healthstone utility alone and of course Amplified Curse of Doom on Curator.

Probably have to be destro to ease up the number of spells to keep up at one time.

I would have said for wipe protection with soulstones as well , but I figure with a load of shammys with ankhs you would be fine.

Whilst it would be great I can't imagine the micromanagement you would need to handle everything. I think some fights would be incredibly complicated, coordination wise. I'm thinking coordinating 10 players during Aran's arcane explosion and flame wreath.

Moving your casters to avoid infernals during prince, whilst running the offtank away when he's hit with that debuff that takes all the health away prior to the explosion.

Mind you - what a rush it would be to try.

Perhaps to start with you could see how two 5 boxers get on