You ask your spectator to choose any card they want

Everything can be examined before and after the effect

There is a Technical Fault

and consequently it is practically unknown to the magic fraternity

Inside | Michel App You ask your spectator toThe impossible nested prediction The mentalist displays a completely sealed envelope, then a spectator freely names any card. The performer takes out a closed card box from inside the envelope. The spectator holds the box and opens it. Inside the case, there is a deck of cards and a prediction folded into quarters. The prediction reads, for example: "Your card will be the number 14." The spectator counts 14 cards in the deck and finds his freely named