I'll have to double-check with Fade and Grimme in case it's something they would have handwaved mentioning.

Yeeah, I don't think Henry would be all that happy to hear about the whole explosive-rigged chair. He's pretty sure that if Maketh can knock you out then restraints would work just fine. On the other hand, trying to smash Nick into pieces is really Not Good, so some rough treatment wouldn't concern him greatly...

I mean, he believes in honour. But then he's also medieval, so he's a lot more blase about violence in general.