“‘The question is,’ Richard Garfield once asked, ‘can systems be dramatic? Can math be breathtaking? Can numbers move your soul?'” In 1991, Garfield (the great-great-grandson of President James Garfield) walked into the offices of a Seattle game publisher with a proposal that ultimately morphed into Magic: The Gathering – the first-ever trading-card game, which, over 25 years, has acquired roughly 20 million players and 20 billion cards printed, some of which are now worth tens of thousands of dollars. Magic, writes Chris Randle, “balances chess’s chilly purity with the social theatre of poker.”