The 1996 acquisition of Cecil Fielder significantly upgraded the Yankees' lineup, directly contributing to their World Series win. In 2003, Aaron Boone's dramatic walk-off home run in Game 7 of the ALCS against the Boston Red Sox, after being acquired at the deadline, became an iconic moment in franchise history. The 2017 deadline saw the Yankees acquire key contributors like David Robertson, Tommy Kahnle, and Todd Frazier, who played vital roles in their playoff push.