This is what your audience will say after seeing this effect

the spectator should just keep a poker face

the 4 Aces appear elsewhere

Uses no duplicates or gimmicks and can be performed with a borrowed shuffled deck

The Vault - HULSE | Olivier Pont - (Download) Feuerzeug This is what your audienceHULSE ! When your device turns into a heart monitor. Imagine finding the spectator's card using their heartbeat! With HULSE , you will be able to reveal several different shapes, using your own phone. Have your spectator select a card, or think about an ESP symbol, an animal, etc. Plug a headset into your phone. Now explain that the left earphone is designed to listen to heartbeats, and the right one to actually feel the beats. You open the heart