2025 MLB Playoffs: Postseason WPA Leaderboard
The 2025 MLB playoffs have begun, and we're taking a closer look at the numbers to see which players are making the biggest impact on their teams' success.
One player stands out: Roki Sasaki, a Japanese-born star on the Los Angeles Dodgers, known for his nasty splitter.
Who is this year's Mr. October?
While many might think of Shohei Ohtani, Roki Sasaki is the answer, at least according to the Win Probability Added (WPA) metric.
WPA is a useful tool for quantifying the narratives that emerge during the playoffs, providing insight into which players are helping their teams win.
Author's Summary
Roki Sasaki leads the postseason WPA leaderboard in the 2025 MLB playoffs.