☰ mtdb > Tricks > Trick< Back to all tricksAgatha Permalink: mtdb.co/?Agatha Creator: Irving Quant This beautifully constructed handling of Mr. Goodwin's Slap Exchange (At the Expense of Grey Matter, 1989) allows four cards to be lodged face-up in the deck before they are made to transpose with four others. Agatha eliminates the many sleight-heavy maneuvers needed to accomplish previous... Buy From: REVIEWS No Reviews Yet. about | login | register | dealers | tricks | creators | contact |