Rough Skin definitely hurts Poochenya and now it's confused. Okay. She's stillgot this. She knows what to do here.

“Poochenya, use Roar! Get rid of that shark!”

Poochenya used Roar! The wild Team Magma Grunt fled!

Wait, what?

Thanks to its confusion, it's currently chasing its trainer down the hall away from Cynthia and her pet shark. Looks like this one counts as a Team Rocket win.