The Regal Color-Changing Deck | David RegalA COLOR CHANGING DECK LIKE NO OTHER. The magician removes a blue backed deck from its case and explains that every deck possesses a button. A card is used as a demonstration. A touch and its back turns RED. But then things take a turn another touch and the FACE of the card changes color as well! If it was a Diamond or Heart, the pips are now BLACK. If it was a Spade or Club the pips turn RED. Another card is taken from the deck. Its back changes from