"So you're not coming to my Vault show after all?"

This, of course, is the perfect time to make that crack.

Bruce stays where he is, right in the dragon's immediate field of vision, and keeps his body language easy. No sudden movements, no abrupt changes in his demeanor. Just the nice weird thing that had some apples. ... While they figure this out. He takes the opportunity of being so close to the beast's head to really get a close look at the metal ring - something about it bothers him, unsettling in the same way an embedded collar in a dog would be, but he can't see how this works at all.

Something makes a soft, rusted 'click' kind of noise. He can't see what.