True. I've been trying to train up the ones that are a little weaker. Some of them don't like to battle as much as others, and some evolve late.

[... Oh yeah. He should explain that.]

Rather than just get bigger, a lot of Pokemon change form when they get strong enough. Regal used to be about...

[He holds his hands about a foot apart, vertically.]

That big. Then when he got strong enough, he changed into... what you saw.