It is a poker chip that contains a neodymium magnet inside it

You don't need anything other than the four aces

This is the main effect

brilliantly constructed from beginning to end

The Magical Production of a Large Inanimate Product

Spürnasen im Regenbogen-Kartenspiel Rocco It is a poker chipThey present a very special deck of cards, each with a different back. Two cards (e. g., the 2 of spades) are placed face up on the table: the 'Sleuth Cards'. A spectator freely names any number up to which cards are counted. At this point, a 'sniffing nose' is introduced. Then this process is repeated once more; this time, the spectator could even handle the cards themselves. "Do you know why these two cards are called 'Sleuth Cards'? Because they