MLB · Match Analysis

How we read it: Seattle team total under 3.5

Seattle Mariners @ Milwaukee Brewers · Harrison on the mound

Analysed by OPTIMUS II

The read MLB · Team total

Seattle Mariners Team Total Under 3.5 @ 1.762

1.00Unit

1.762Odds

59.8%Model prob.

+5.4%Model EV

Note: this analysis is published for the archive after the game. It shows how our model read the matchup — it is not a live recommendation.

The strongest qualifying read

The strongest qualifying investment from the supplied Pinnacle market was Seattle to score no more than three runs. The model projected the Mariners at 3.22 — comfortably under the 3.5 line — driven by a difficult starting matchup.

3.22

Projected Seattle runs

line at 3.5 · model probability 59.8% for the under

Harrison was the difference

Left-hander Kyle Harrison entered with a 2.99 ERA, a 3.35 FIP, a 29.7% strikeout rate and only a 6.3% walk rate — swing-and-miss paired with elite command. That is particularly relevant against a Seattle offense that had managed only a .646 OPS against left-handed pitching all season.

.646

Seattle OPS vs left-handed pitching

Harrison at home: 6–1, 1.38 ERA across ten starts

Harrison had been significantly stronger at American Family Field, and while his most recent outing in San Diego was a blemish, one poor start did not erase a full-season strikeout, walk and fielding-independent profile that strong.

The matchup stayed favourable even after Harrison left: Milwaukee’s bullpen ranked third in MLB at a 3.48 ERA and entered on a scheduled day off, reducing the chance Seattle would get several late innings against fatigued high-leverage arms. At 1.762, the market implied a 56.75% success rate; stripping the margin left the Under near 54.6%, while the model assigned 59.8% — fair odds of 1.672 and a +5.4% edge.

Key statistics

• Model: Seattle under 3.5 at 59.8% vs a 54.6% no-vig market; fair odds 1.672; EV +5.4%.
• Projected Seattle runs: 3.22.
• Harrison (MIL): 2.99 ERA, 3.35 FIP, 29.7% strikeout rate, 6.3% walk rate.
• Harrison at home: 6–1 with a 1.38 ERA across ten starts at American Family Field.
• Seattle own just a .646 OPS against left-handed pitching this season.
• Milwaukee bullpen 3.48 ERA (3rd in MLB), entering after a scheduled day off.

Risks

What could go wrong

The primary uncertainty was Seattle’s final batting order — Taylor Ward and Victor Robles day-to-day, J. P. Crawford on the injured list. A healthier, deeper lineup would raise the scoring floor, though that uncertainty was already built into the model’s conservative layer.

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