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Magician appoints a spectator as an assistant.Another spectator is asked to select a card. Everyone except the magician and the assistant see the card and remember it. Lets say that the selection is Seven of Diamonds. The spectator puts the card back in the middle of deck. Magician explains that riffling deck makes the card information rise to the top of deck. He riffles the deck and then gives the top card to the assistant. Lets say that the top card is King of Clubs. The assistant receives the King of Clubs and looks at it carefully. When magician asks the assistant about the spectators card the assistant reveals it correctly - the answer is Seven of Diamonds.You may not realize its true value on the video... Just get one and you will be surprised