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Home/MLB/Athletics @ Seattle Mariners
MLB · 2026-09-06

Athletics vs Seattle Mariners

T-Mobile Park

Athletics
57-86
VS
Seattle Mariners
66-77
55%
Seattle Mariners win probability · -192
Tale of the tape
45%Win probability55%
0.399Win %0.462
-186Run differential-73
Lean-192 · BetOnline.ag
Seattle Mariners to win
The market (66%) rates this higher than our model (55%) — no real edge, so we pass.

Our read leans Seattle Mariners over Athletics — a 55% win probability once everything is weighed. A modest 55% lean — fine as a small play or a parlay leg. Pitching matchup: Bryan Woo (4.25 ERA) vs Gage Jump (5.15 ERA).

Why we lean this way

  • Form & record: Seattle Mariners sit 66-77 (0.462), Athletics 57-86 (0.399).
  • Last 10: Seattle Mariners 2-8 (L3), Athletics 5-5 (W4). Hot streaks move these lines fast.
  • Run differential: Seattle Mariners -73, Athletics -186 on the year — the most honest measure of how good a team actually is, beyond their record.
  • On the mound: Seattle Mariners hand the ball to Bryan Woo; Athletics counter with Gage Jump. Starting pitching swings a baseball game more than any other factor.
  • Home field: worth about +3.5% to Seattle Mariners in our model.

The verdict

Bottom line: Seattle Mariners to win is a slight lean. Treat it like a 55% spot — not a sure thing, because there is no such thing. Size it sensibly and enjoy the game.

Logged to our public track record and graded after the final. We analyze; we never take wagers. 21+.

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