Crystal Promise [RYMP-EN052] Secret Rare Earth when your opponent activates a

when your opponent activates a Spell Card or effect that targets this card: You can detach 1 Xyz Material from this card

You can only use this effect of "Altergeist Pixiel" once per turn

You can only use this effect of "The Weather Painter Thunder" once per turn

Set: Structure Deck: Cyber Dragon Revolution Card type: Quick Play Spell Rarity: Common Double the ATK of all face-up Machine-Type monsters you controlled at both the activation and resolution of this card

Crystal Promise [RYMP-EN052] Secret Rare Earth when your opponent activates aSet: Ra Yellow Mega Pack Card type: Normal Spell Rarity: Secret Rare Target 1 "Crystal Beast" card in your Spell & Trap Card Zone; Special Summon that target.