Butterfree (16/123) [HeartGold & SoulSilver: Base Set] Ritual/Effect Monster Once per turn: You can

Once per turn: You can discard 1 card to target 1 face-up monster on the field with original ATK less than the ATK of this card

then draw cards equal to the number of "Lightsworn" cards sent to the Graveyard by this effect

you can discard 1 card to Special Summon 1 Level 4 or lower "Lightsworn" monster from your Graveyard

When a Spell/Trap Card or effect is activated (except during the Damage Step) (Quick Effect): You can target 1 monster your opponent controls or 1 "Harpie" monster you control

Set: The Duelist Genesis Card type: Fusion Monster Rarity: Ultimate Rare Attack: 2600 Defense: 1300 "Big Piece Golem" + "Medium Piece Golem"

Butterfree (16/123) [HeartGold & SoulSilver: Base Set] Ritual/Effect Monster Once per turn: You canSet: HeartGold & SoulSilver: Base Set Type: Grass Rarity: Rare Retreat cost: 0