[Min-Gi stares at him a bit because... what? He knows that there's a lot of strangeness in this world to adjust to, but gym battles and badges are such a big part of it that it seems unbelievable he wouldn't be familiar with them at all.]

I meant a Pokémon gym. Where you battle? [Surely he knows about that part already. It's got to have just slipped his mind or something. But just in case, he case on:] You get a badge to prove that you've beaten them, and they give you prizes. Usually a Pokémon move and some money.

Sabrina's the gym leader in Saffron. She specialises in psychic types.