"Elemental HERO Avian" + "Elemental HERO Burstinatrix" Must be Special Summoned with "Dark Fusion". If this card attacks a Defense Position monster, inflict piercing battle damage. If this card destroys a monster by battle and sends it to the GY: Inflict damage to your opponent equal to the original ATK or DEF (whichever is higher) of that monster in the GY.