Variants of a card game, called Baba-nuki, Svarte Petter, Old Maid, Ungguy-ungguyan, Abu Foul, and Jogo do Mico among others, all involve discarding matched pairs and avoiding what?
Being left with the single unmatched card in the deck
being left with single unmatched card in deck
being left with single unmatched card in deck
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Being left with the single unmatched card in the deck