Your target dummies have a buff saying "Dummy Cannot Be Destroyed". Well, Drooga's Pleasure Barge Imps beg to differ. We grabbed as many people as we could, and had at one of your dummies. We killed it. Here's the link.
You can faintly, but clearly see the red text below the 694 white damage number "TARGET IS DEAD".
Pointless? You bet. Amusing? Hell yeah! Entertaining? No doubt!
Let's sit down and discuss some sort of random title or achievement item for doing what supposedly can't be done.