My opponent has 1 red and blue Digimon and 1 red and yellow Tamer in their battle area. How many cards do I trash from the top of my deck when this card's inherited effect activates?
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Official Ruling
3 cards. In this case, there are 3 colors (red, blue, and yellow) in your opponent's Digimon and Tamers, therefore you trash 3 cards from the top of your deck.