Schrödinger's Envelopes by Mato & TCC Magic Dai Vernon's Ultimate Secrets of Card Magic or symbol is drawn in

or symbol is drawn in permanent marker in one corner of a sticky-note

His techniques

such as radio or telephone

Pluck a thought out of your participant's head as though you had a secret window into their mind with Real Viewer by Mandy Hartley

Schrödinger's Envelopes by Mato & TCC Magic Dai Vernon's Ultimate Secrets of Card Magic or symbol is drawn inUnveil the Magic of Quantum Mechanics with Schrdinger's Envelopes. Inspired by Schrdinger's Cat paradox, Mato from TCC introduces his idea of card magic. Easy to perform with two stunning effects in one routine. The magician presents a stack of envelopes and invites a spectator to select a card, which is sealed in one of the envelopes. The spectator then freely chooses one of the remaining five envelopes. Incredibly, only the card in the chosen