PRODUCT Trading cards
HOW IT STARTED Yu-Gi-Oh! began life as a Japanese comic strip
JUDGMENT A secret world beyond parents; it's bound to succeed
From the same marketing masterminds who catapulted Pokemon into every U.S. schoolyard comes Japan's latest export: Yu-Gi-Oh!, featuring Yugi, a nerdy kid who uses magical powers to morph into a spiky-haired, hubcap-eyed hero with a grownup bod. Yugi is an ace cardplayer who battles (using cards, of all things) with electric lizards, man-eating bugs and all manner of mystical creatures in a complex, secret world that youngsters (mostly boys ages 9 and up) can't get enough of...