PokÃ©-Power Temperamental Weather
Once during your turn (before your attack), you may search your deck for Castform, Sunny Castform, or Snow-cloud Castform and switch it with Rain Castform. (Any cards attached to Rain Castform, damage counters, Special Conditions, and effects on it are now on the new PokÃ©mon.) Shuffle Rain Castform back into your deck. You can't use more than 1 Temperamental Weather PokÃ©-Power each turn.
Holon Splash 30+
Does 30 damage plus 10 more damage for each Holon Energy card attached to Rain Castform.