That's not true. [Pyro, you're very good at pushing buttons.] A-and-- You don't have to tell me about differences! I've--

[Okay, no. Losing patience will get them nowhere, so he sucks in a breath and backs off.]

... I highly doubt there's a scientific term like that. An..yway, I've seen robots, clones, demons, vampires, supernatural humans, and dead people... So, what is a mutant to you? B-because to me, it's a biology lesson.