Double Colorless Energy (103/123) (League Promo) [HeartGold & SoulSilver: Base Set] XY41 OR a Spell/Trap Card is

OR a Spell/Trap Card is activated: You can detach 2 Xyz Materials from this card

Set: Strike of Neos Card type: Continuous Trap Rarity: Ultimate Rare Select 1 Normal Monster from your Graveyard and special summon it in face-up Attack Position

Set: Black & White: Black Star Promos Type: Fire Rarity: Black Star Promo Retreat cost: Colorless

then if it was a Spell/Trap

if this card attacked an opponent's monster: Negate the effects of that monster (including in the Graveyard)

Double Colorless Energy (103/123) (League Promo) [HeartGold & SoulSilver: Base Set] XY41 OR a Spell/Trap Card isSet: HeartGold & SoulSilver: Base Set Type: Colorless Rarity: Promo