Steam Community :: Guide :: Waifu decks Should these type of decks exist in Yu Gi Oh? I've heard many people complaining that they ruin the identity of the game. : r masterduel The 20 Most Expensive Waifu Cards In Yu Gi Oh TCGplayer The 20 Most Expensive Waifu Cards In Yu Gi Oh TCGplayer The waifu tax is real in Yu Gi Oh, she is now more expensive in UR than any UR Yummy card lmaoooooo