Your search for "Castform Rainy Form 013/070" revealed the following:
Castform Rainy Form - 033/198 - Common from Sword & Shield: Chilling Reign, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: sowsow Card Text:Ability — Weather ReadingIf you have 8 or more Stadium cards in your discard pile,...
Castform Rainy Form (Japanese) - 013/070 - Common from S6K: Jet-Black Spirit, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: sowsow Card Text:Ability: Weather Reading If you have 8 or more Stadium cards in your discard pile, ignore...
Castform Rainy Form - 033/198 - Common - Reverse Holo from Sword & Shield: Chilling Reign, available at 401 Games Canada. Rarity: Common Finish: Reverse Holo Artist: sowsow Card Text:Ability — Weather ReadingIf you have 8 or more Stadium cards...