Yeah, the downside is that Volcarona takes ages to train. It evolves so late, and Fiery Dance is only learned at level 100. But if you're willing to stick with it, it can be great. For in-game use, you probably won't have time to raise it until you're done with everything.
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Okay, I rolled a 14. What's that mean? Hsu
That you're a cheater. This is a 12-sided die. Chan