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Home/MLB/Baltimore Orioles @ Seattle Mariners
MLB · 2026-06-18

Baltimore Orioles vs Seattle Mariners

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Baltimore Orioles
35-40
VS
Seattle Mariners
38-37
58%
Seattle Mariners win probability · -142
Tale of the tape
42%Win probability58%
0.467Win %0.507
-33Run differential+20
Solid-142 · BetOnline.ag
Seattle Mariners to win
Model (58%) and the market (59%) agree here — a fairly priced side, not a value spot.

Seattle Mariners grade out as the side to be on versus Baltimore Orioles, at 58% to win. A 58% lean with real separation between these two.

Why we lean this way

  • Form & record: Seattle Mariners sit 38-37 (0.507), Baltimore Orioles 35-40 (0.467).
  • Last 10: Seattle Mariners 4-6 (L1), Baltimore Orioles 4-6 (W1). Hot streaks move these lines fast.
  • Run differential: Seattle Mariners +20, Baltimore Orioles -33 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; Baltimore Orioles counter with Shane Baz. 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

Where we land: Seattle Mariners, a solid lean. A 58% edge is worth backing, but variance is real — keep stakes reasonable.

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

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