☰ mtdb > Tricks > Trick< Back to all tricksB'Voque Permalink: mtdb.co/?BVoque Creator: Mark Elsdon Mark Elsdon finally releases his incredible 'Four Card Brainwave' effect! Previously shared only with those on his exclusive one day courses, this super-strong version of Max Maven's seminal plot can now be yours! Effect: You ask a spectator to imagine four cards in an envelope. They... Buy From: REVIEWS No Reviews Yet. about | login | register | dealers | tricks | creators | contact |