Hang on… at the start of the battle, Eevee and Munchlax ran full force into Wigglytuff while it was inflated, and they bounced right off. Now, Munchlax Focus Punches Wigglytuff while it was inflated, and it’s a knock out?
Its different becuase May aimed the shadow ball and solar beam at the roof to come things crashing down on wigglytuff so it lost its inflation.