A magnet for bullies at school, Jon Finkel grew up heckled and hazed until he discovered the trading-card game Magic: The Gathering. As Magic exploded from nerdy obsession into the mainstream, the teenage Finkel emerged as its first world champion. The young shark – now known to his friends and rivals as Jonny Magic – moved on to storm poker rooms, from the underground clubs of New York City to high-stakes tables online, until he landed on the largest card counting blackjack team in the country, taking Vegas for millions and becoming one of the biggest players in town. Finally, they took on the biggest game of all – the World Series of Poker…