Er, without what? [ He doesn't claim to understand the stuff, after all. ] I have a mechanic at home, she designed it and built it. Does my repairs, too. It's pretty useful!

[ A shrug, and he dips to tug at his trouser leg, revealing a metal ankle as well. ] It's all linked to my nervous system, and I know there are motors, but that's about it. Can't tell you too much beyond that, anyway.