Électrum, HÉROS Élémentaire RYMP-FR017

"Avian, ELEMENTAL HERO" + "Burstinatrix, ELEMENTAL HERO" + "Clayman, ELEMENTAL HERO" + "Bubbleman, ELEMENTAL HERO" Only Fusion Summoned and cannot be Special Summoned otherwise. As long as this card is face-up on the field, it is also WIND, WATER, FIRE and EARTH. When this card is Fusion Summoned, shuffle all banished cards into the Deck. This card gains 300 ATK for each monster your opponent controls of the same Attribute as this card.