[Probably because it's the only thing from home he has here aside from his clothes?? Not that being openly defensive about his squishy, cute companion was going to do much for his image, but he had to get his point across.]

Yeah, well, so are the robots. Go and fool with them and see if they'll be a good substitute instead.

If you want to use this thing as a target, you gotta go through me first. Got it?