☰ mtdb > Tricks > Trick< Back to all tricksJumbo Poker Tell Permalink: mtdb.co/?JumboPokerTell Creator: Devin Knight Instantly give any spectator psychic powers! This is a stage size version of Devin Knight's best-selling Poker Tells. Considered by many to be one of his most baffling effects to date. This new version uses jumbo 5 x 7 inch playing cards so it can be seen from a stage. No longer a close-up item,... Buy From: REVIEWS No Reviews Yet. about | login | register | dealers | tricks | creators | contact |