Echo Book Test | Vincent Hedan (Cartomancy) Marvelous-FX Ltd Devilishly delightful creatures adorn the

Devilishly delightful creatures adorn the back design

the magician draws a line with a marker on its back

Hyakki Yagyo Playing Cards YOKAI REALM Edition colored version by Bloom

Wrong Prediction Plot

black becomes white and white becomes black

Echo Book Test | Vincent Hedan (Cartomancy) Marvelous-FX Ltd Devilishly delightful creatures adorn theThe 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