Roger Clemens
Starting Pitcher, New York Yankees
2000 ALCS, Game 4

Entering with a career 1-3 record in ALCS action, Clemens tossed a shutout in Game 4 against the M's. The only hit: Al Martin's double in the seventh inning. Clemens also struck out 15 batters and walked two.

SportsNation: Vote on the best playoff performances

Dan Levine/AFP/Getty Images