Maestroke the Symphony Djinn [SP14-EN031] Starfoil Rare Hobby League 7 you can activate the effect

you can activate the effect of that Spell Card in your Graveyard (even if you no longer control this face-up card)

including this card

it gains 800 ATK and DEF during the Damage Step only

Set: Speed Duel: Arena of Lost Souls Card type: Normal Spell Rarity: Common If you control 2 or more Attack Position Spellcaster monsters: Target 1 of them

You can only activate 1 "Cross Breed" per turn

Maestroke the Symphony Djinn [SP14-EN031] Starfoil Rare Hobby League 7 you can activate the effectSet: Star Pack 2014 Card type: Xyz Effect Monster Rarity: Starfoil Rare Attack: 1800 Defense: 2300 2 Level 4 monsters Once per turn: You can detach 1 Xyz Material from this card to target 1 face up Attack Position monster your opponent controls; change it to face down Defense Position. If a face up "Djinn" Xyz Monster you control would be destroyed, you can detach 1 Xyz Material from that monster instead.