Puyoyomon [BT19-002] [Release Special Booster Ver.2.0]

[Opponent's Turn] When any of your opponent's Digimon attack, by returning this Digimon with [Aqua] or [Sea Animal] in any of its traits to the bottom of the deck, return 1 of your opponent's Digimon with as high or lower a level as the returned Digimon to the hand.