21,641 English cards tracked·23,103 Japanese cards tracked·149 English sets·167 Japanese sets·2,321 promo cards·199 products tracked·1,025 Pokémon·416 illustrators·21,641 English cards tracked·23,103 Japanese cards tracked·149 English sets·167 Japanese sets·2,321 promo cards·199 products tracked·1,025 Pokémon·416 illustrators·21,641 English cards tracked·23,103 Japanese cards tracked·149 English sets·167 Japanese sets·2,321 promo cards·199 products tracked·1,025 Pokémon·416 illustrators·
This card exists in these variants:NormalExpansion Stamp Holo
Attacks & abilities
AbilityTemperamental 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 Pokémon.) Shuffle Rain Castform back into your deck. You can't use more than 1 Temperamental Weather Poké-Power each turn.
Holon Splash
30+
Does 30 damage plus 10 more damage for each Holon Energy card attached to Rain Castform.
Gem rate
CGC21%13 of 62 graded
Reverse Holo
Regular33%(27)
PSA32%35 of 110 graded
Reverse Holo
Regular65%(17)
The share of graded copies that came back a 10. Each grader works to its own standard, so the figures aren't interchangeable - a card that gems more often at one won't necessarily at the other. We last updated this data on August 9, 2026.
