[More like a test to see if she'd learned what Twilight was teaching her earlier, but close enough.]

Hmmm... I'll admit, that's not a bad plan. A well-aimed Hydro Pump when you're low enough to be hit could put Blaze out of commission, and Surf would give you some serious problems, but it could work, with a bit of luck. There are other ways to do it, but those involve a lot of intricate planning and understanding of how everything fits together. Right now you should focus on learning the strengths and weaknesses of each of your Pokemon. That'll be vital if you want to win.