Echo Book Test | Vincent Hedan (Tarot de Marseille) Roy And the “secret” is so

And the “secret” is so diabolical that the audience does the dirty work to themselves

Most candy tricks are built for social media magic videos

- John Cornelius

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Echo Book Test | Vincent Hedan (Tarot de Marseille) Roy And the “secret” is soThe Echo book test is a project I kept secret for the last few years I use Echo when I want a personal impact; when I want an easy, foolproof book test; and when I want to involve the audience emotionally. But Echo is much more than a simple book test First of all, Echo is a normal book: anyone can read it without suspecting anything, in fact it's available on Amazon. In secret, Echo uses a classic principle by Larry Becker (which he allowed me to use