One day in September, 17 years ago, two future Hall of Famers replaced two future Hall of Famers in a unique bit of baseball lore.

Future Hall of Fame pitchers Clayton Kershaw and Max Scherzer will face off against each other on Friday, so we analyzed the numbers behind their greatness.

Seventeen years after their first head-to-head matchup, Clayton Kershaw and Max Scherzer met for perhaps the last time in their storied careers on Friday night when the Los Angeles Dodgers defeated the Toronto Blue Jays 5-1.