Paul Gordon\’s 52 Factorial self-working killer with a lovely A7-size 5-page booklet! Here\’s an EDC (everyday carry) A7-size prediction booklet to keep in your pocket or wallet. The routine is sleight-free but can be made stronger with one standard move. You\’ll USE this a lot… The spectator shuffles two small bunches of cards from the deck. They are shuffled face up and face down. The multi-prediction booklet reveals multi predictions…and a killer finale! Online video tutorial. It may look a bit like Aronson\’s Shufflebored, but it isn\’t. It\’s based on Paul\’s Carbon Footprints principle from the 90\’s which was based on Bob Hummer\’s original ideas.