☰ mtdb > Tricks > Trick< Back to all tricksCatalyst Permalink: mtdb.co/?Catalyst Creator: Joel Greenwich Catalyst is not only a stunningly visual method for changing the identity of a playing card, it is a tool for real world change, as well. Proceeds from the sale of Catalyst will be donated to The M.K. Gandhi Institute for Nonviolence, to help spread the powerful message of peace. Joel teaches... Buy From: REVIEWS No Reviews Yet. about | login | register | dealers | tricks | creators | contact |