Blank Deck by Astor ring flight With one side reading "heads"

With one side reading "heads" and the other side reading "tails"

ink appears

Another spectator thinks of a number from 1 to 52

Using two ordinary decks with backs of different designs

Blank Deck by Astor ring flight With one side reading "heads"The magician begins with a very unusual deck. By mistake, the cards were printed on the box instead of the deck itself, leaving every card completely blank on both sides. A spectator names any card shown on the box. Then the spectator removes one blank card from the deck and places it on the table. Then the card is lost in the deck. When the deck is spread, the named card appears in the middle of the spread. Next, the spectator decides the back color