Quote Originally Posted by Lesrider View Post
Managed to do it. Basically you need to get lucky enough for the boss to spawn where you're standing while the npcs are a few feet away so you have a chance to get a hit in. Took a long time to get that lucky. The irony is that the trinket is useless to a ranger, but I'll have to do it all over again with my monk.
Another trick is to use instant-cast AoE spells where the boss spawns.