Harpie's Feather Duster [WC4-E003] Prismatic Secret Rare 37 Once per turn: You can

Once per turn: You can destroy as many Special Summoned Effect Monsters on the field as possible with ATK less than or equal to this card's (other than this card)

(Exile it only if it's still on the battlefield

−2: Create a 2/2 green Wolf creature token

Set: EX: Dragon Frontiers Type: Lightning Rarity: Uncommon Retreat cost: Colorless

Set: Theros Beyond Death Promos Type: Creature — Merfolk Wizard Rarity: Rare Cost: {U}{U} When Thassa's Oracle enters the battlefield

Harpie's Feather Duster [WC4-E003] Prismatic Secret Rare 37 Once per turn: You canSet: World Championship 2004: GBA Promo Card type: Normal Spell Rarity: Prismatic Secret Rare Destroy all of your opponen's Spell and Trap Cards on the field.