It depends on how quickly it was thrown together, or if there is just a massive supply of things like that prepared in advance. I imagine the latter, in which case there could be all manner of unexpected things from it.

[There was some oddly familiar sense when he glanced over the arm; like this wasn't the first arm he'd seen burned off and replaced. Oh, well--it was probably nothing important.]

You might consider asking Rhys; he might have a better idea than I would.