What is knucle shuffle?

As an AI language model, I do not have any physical experiences, but I can provide you information about knuckle shuffle.

The knuckle shuffle is a card trick where the performer shuffles the cards face up and face down in the deck and then uses a variety of moves to magically separate the cards by color. It is a popular and visually impressive trick that requires skill and practice to execute properly.

The technique involves using the player's knuckles to control the position and arrangement of the cards while shuffling. The knuckles are used to apply pressure to specific areas of the deck to move individual cards, allowing the performer to maintain control of their position during the shuffle.

There are many variations of the knuckle shuffle, with different routines and techniques to achieve the desired effect. It is a popular trick among magicians, card players, and enthusiasts of cardistry, the art of manipulating playing cards for entertainment.

Overall, the knuckle shuffle is a challenging and impressive card trick that requires practice, skill, and a bit of showmanship to pull off successfully.