Book of Moon [DT03-EN093] Rare World Championship JPP Cards Once per turn: You can

Once per turn: You can Tribute 1 face-up "Gem-" monster to have this card gains ATK equal to the Tributed monster's ATK

When Xyz Summoned

"Destiny Hero" and "Evil Hero" monster you control (not counting this card)

Set: Duel Terminal 5 Card type: Quick Play Spell Rarity: Common Activate only by paying 1500 Life Points when your opponent activates a Spell/Trap card or Effect Monster's effect that would destroy a monster(s) on the field

(Xyz Materials attached to that monster also become Xyz Material on this card

Book of Moon [DT03-EN093] Rare World Championship JPP Cards Once per turn: You canSet: Duel Terminal 3 Card type: Quick Play Spell Rarity: Rare Select 1 face up monster on the field and flip it into face down Defense Position.