Let's ignore the fact that the 2025 MLB playoffs began on the last day of September and might end on the first day of November -- because it's always October when it comes to playoff baseball -- and ask this: Who is this year's Mr. October?

What if I told you that so far, it's a certain Japanese-born star on the Los Angeles Dodgers with a nasty splitter? OK, admittedly that doesn't narrow it down as much as you would think, but I'm guessing the first name that flashed in your mind was Shohei Ohtani . The right answer: Roki Sasaki . For now, anyway.

At least that's the answer through the rubric of Win Probability Added (WPA, a metric that's been around for a while now and has a lot of utility in putting numbers to the narratives that emerge as the October bracket plays out.

The

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