Next comes the deck of cards, which looks like any other but for secret markings on the back which tell the trickster which card is which.
Dynamo’s twist is another device which can change the appearance of a card with the swipe of a finger — genuinely impressive stuff which I learned in minutes.
Dynamo adds: “It’s not just stuff you’ll see down the pub, it’s stuff you’ll have seen me do on the TV show.”
Dynamo will be at Harrods’ Toy Kingdom tomorrow from 12pm to sign copies of his magic kit.