'Elemental Hero Neos' + 'Rainbow Dragon' or 'Rainbow Dark Dragon'
This card cannot be Special Summoned except by Fusion Summon with the above fusion material monsters. Once per turn you can activate 1 of the following effects. * Send 1 monster you control to the Graveyard to return all monsters your opponent controls to the Deck. * Send 1 Spell or Trap Card you control to the Graveyard to return all Spell and Trap Cards your opponent controls to the Deck. * Send 1 card from the top of your Deck to the Graveyard to return all cards in your opponents Graveyard to the Deck.
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