Seattle Mariners Moneyline
Seattle Mariners at Kansas City Royals · MLB Baseball
The Matchup
This was a MLB Baseball game between the Seattle Mariners and the Kansas City Royals. Played at Kauffman Stadium. Starting pitchers: George Kirby for SEA, Stephen Kolek for KC. Market: Moneyline. Pick was logged at the time the lines were posted; every model probability and signal value frozen on this page reflects that moment, not retrospective data.
Why We Took This Side
- FIP edge (home starter quality): +3.83
- Outs Above Average (defense): +0.50
- Framing edge: -0.35
- External: ESPN matchup predictor 53.1% on our side
Each driver above is a numerical signal feed-in to the model at pick time. Strongly positive values support the side we took; near-zero values mean that input had no opinion. Read more in the methodology.
Looking Back
The Seattle Mariners pick lost. The model's signals pointed this way at the time, but baseball — and probability — both reserve the right to disagree on any given night. The pitching matchup at the time showed a FIP edge of 0.0 (lower is better) in favor of the home starter. For comparison, ESPN's matchup predictor gave this side a 53.1% chance. Our model had it at 0.0%.
Other picks from 2026-05-23
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