"Well, it's what I mean," Envy says testily. "I'm basing this on whatever I can, and there's not really precedent, but I've spent lots of time in the labs. Making chimeras, armor, even minor homunculi, it's all just alchemically combining what already is. Add a snake to a human, get a poisonous human, or one with a rib cage that compresses. If I'm going to add to myself and not just take away, I need some kind of starting point."