Greater Polymerization [BLVO-EN087] Ultra Rare

Set: Blazing Vortex Card type: Normal Spell Rarity: Ultra Rare Fusion Summon 1 Fusion Monster from your Extra Deck, using 3 or more monsters from your hand or field as Fusion Material, and if you do, it gains these effects. • This card cannot be destroyed by card effects. • If this card attacks a Defense Position monster, inflict piercing battle damage.