Hm. Well, we could start off the thread with normal assisting and then, maybe after they're already out in the wilds somewhere, she discovers it by accident when he pushes himself too hard? He's good at pushing too hard. That could end up healing him maybe just mostly since it would be an accident, and give her a new ability at the same time. :)

Charizard's a bit of a show off... so please... let him show off his shiny black hide for her pleasure. And race around in the sky at breakneck speeds. LOL