Modern Flap Card (Blue to Green to Red) by Hondo Restoration until you become the next

until you become the next IT master

which can be fully examined inside and out when in the "locked" position

All you have is a deck of cards

Within thirty second the performer completes an amazing Sudoku puzzle that adds up to the chosen number in multiple ways leaving them in no doubt of your abilities

it REALLY IS THEIR SIGNED CARD

Modern Flap Card (Blue to Green to Red) by Hondo Restoration until you become the nextThe Flap Card was first introduced in 1922, in Professor R. Kunard's Book of Card Tricks. In the decades since, it has become a staple in the routines of magicians worldwide, used to produce all sorts of stunning effects. However, limitations of the original 1922 design constrain these performances: magicians must precisely position their audience, keep constant pressure on the card surface, and perform tricks almost immediately after setup for best