Wadatsumi Purification (BT19-092) - Release Special Booster 2.0

[Main] Return 1 of your opponent's level 4 or lower Digimon to the bottom of the deck. By returning 1 of your blue Digimon to the bottom of the deck, instead return 1 of your opponent's level 6 or lower Digimon to the bottom of the deck.

[Security] Activate this card's [Main] effects.