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Hi Joey, recently peaked 11 on the AAA ladder with my favorite mon, Jirachi. It's a boring stall team, but it has some heat. (Thick Fat Corv is quite unsual and Chesnaught is the team's MVP). Here's the RMT and the pokepaste:
Are there any other examples of a non-permanent form change that alters the Pokémon's base HP other than Zygarde? :V I know it's the only in-battle form change that does so but maybe there are some out of battle form changes that also do it?