[Nope, he's never needed a sense of humor before now. His master had made him into a weapon and weapons didn't need a sense of humor. Even now, what little he has in the way of one is much more attuned to the macabre and black comedy than anything else.

His voice goes flat.]

Oh, yes, I'm sure it's my lack of appreciating idiotic humor that keeps getting me into trouble instead of the populace considering me a monster whenever I do anything wrong or are even just accused of it without evidence. What a fool I was to think otherwise.