You need a good control wizard who knows what he's doing to spam Arcane Singularity, This will allow a GWF and it's AOE abilites to top the damage charts. Although a mostly Destroyer build spamming slam is preferable for PVE dps.
So that's what crashed me twice today? thinking back now, I think it was when rogues would pop out of cloak and smack me with dazing strike, hard to tell past the perma stun from control wizards and the dazed state from rogues I tend to be in when the crash happens. I figured it was some kind of overload from the sudden…
Since cosmetics are tend to be one of the ways Perfect World Entertainment makes money, I imagine we will be paying for future cosmetic things they implement.