Does challenge skill track with winning?
Teams
Challenges made and the share overturned in the team's favor. Sortable. Best and worst rates (min challenges) are highlighted.
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Who challenges, and how well
Per team: how challenges split across batters, catchers, and pitchers (count and success rate each), and the team's most-active challenger. Sortable.
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Challenges by inning
Umpires
Overturn rate = the share of challenged calls that were reversed. A high rate means more of that umpire's challenged calls were wrong. Read with care: it also reflects how selectively teams challenged that crew.
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League overturn rate over time
Builds as the season accumulates. One point per snapshot day.
Players
Top challenge success (min 5 challenges).
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Made it this far?
I write about school leadership, data, and AI, and I build tools like this one on the side. The write-up below explains what the challenge data actually shows and why the umpire numbers need care.