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Twelve months ago, the Philadelphia Phillies won the World Series. Two months later, after committing a tidy $423 million to three players - on top of the gazillions already earmarked for Alex Rodriguez and sure to go to Derek Jeter - the New York Yankees became the prohibitive favorite to take the title in 2009. The two will meet beginning Wednesday night - weather permitting, two words that will be repeated often in the days to come - in what should be the most exciting World Series in a generation.

The two teams are extremely well matched. Both have potent and deep lineups that can generate multi-run innings from any spot in the order. Both led their leagues in runs, home runs, and slugging; had four players score at least 100 runs; and were extremely effective base-stealers...