Elemental HERO Electrum

"Elemental HERO Avian" + "Elemental HERO Burstinatrix" + "Elemental HERO Clayman" + "Elemental HERO Bubbleman" Must be Fusion Summoned and cannot be Special Summoned by other ways. While face-up on the field, this card is also WIND, WATER, FIRE, and EARTH-Attribute. When this card is Fusion Summoned: Shuffle all banished cards into the Deck(s). This card gains 300 ATK for each monster your opponent controls that shares an Attribute with this card.

Warrior LIGHT Fusion Monster 10 fusion