"Elemental HERO Neos" + "Neo-Spacian Air Hummingbird" + "Neo-Spacian Aqua Dolphin"
Must first be Special Summoned (from your Extra Deck) by shuffling the above cards you control into the Deck. Once per turn: You can destroy all Spells and Traps on the field. Once per turn, during the End Phase: Return this card to the Extra Deck. If this card is returned into the Extra Deck this way: Shuffle all cards on the field into the Deck.