☰ mtdb > Tricks > Trick< Back to all tricksBarnum Effect Permalink: mtdb.co/?BarnumEffect Creator: Gareth Shoulder Barnum Effect: You place an envelope on the table and hand a spectator a stack of Flash Cards which can be openly shown. You ask the spectator to deal the Flash Cards face up until they choose to stop. You tell them to turn that card over and say the word or phrase that is on the flash card. You... Buy From: REVIEWS No Reviews Yet. about | login | register | dealers | tricks | creators | contact |