Spooky mind reader First visible card is: 2 3 4 5 6 7 8 9 10 J Q K A ♣ ♥ ♠ ♦ Second visible card is: 2 3 4 5 6 7 8 9 10 J Q K A ♣ ♥ ♠ ♦ Third visible card is: 2 3 4 5 6 7 8 9 10 J Q K A ♣ ♥ ♠ ♦ Final visible card is: 2 3 4 5 6 7 8 9 10 J Q K A ♣ ♥ ♠ ♦ Your hidden card is Guess my card from this numberphile video.