Blue Jays vs. Mariners Game 1 of the ALCS Dunkel MLB Picks, Predictions and Props - Oct. 12

The ALCS starts between the Toronto Blue Jays and Seattle Mariners at Rogers Centre, beginning at 8:03 p.m. ET on Sunday. Kevin Gausman (10-11, 3.59 ERA) will start for the Blue Jays, and Bryce Miller (4-6, 5.68 ERA) is the expected starter for the Mariners.

The Blue Jays (-163) are moneyline favorites at home over the Mariners (+136). The over/under for this contest is set at 8.

Blue Jays vs. Mariners Odds, Game Time

• Game day: Sunday, October 12, 2025
• Game time: 8:03 p.m. ET
• Location: Toronto, Ontario
• Stadium: Rogers Centre
• Favorite: Blue Jays (-163)
• Underdog: Mariners (+136)
• Over/under: 8

How to Watch Blue Jays vs. Mariners

• TV Channel: FOX 4K
• Live Stream: Fubo (Watch for free)

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Blue Jays vs. Mariners: Betting the Moneyline

• The Blue Jays have won 59.8% of the games this season when they were favored on the moneyline (52-35).
• Seattle has been pegged as an underdog in 50 games this year and has walked away with the win 25 times (50%) in those games.
• Toronto has a record of 24-5 in games when bookmakers favor them by at least -163 on the moneyline.
• This season, the Mariners have come away with a win four times in eight chances when named as an underdog of at least +136 or worse on the moneyline.
• Based on this matchup's moneyline, the Blue Jays' implied win probability is 62%.
• The moneyline set for this matchup implies the Mariners have a 42.4% chance of coming away with a victory in the contest.

Blue Jays vs. Mariners: Betting the Spread & Total

• The Blue Jays have played in 165 games with an over/under set, and have combined with their opponents to go over the total 88 times (88-69-8).
• Games involving Seattle have gone over the total set by bookmakers in 90 of 167 chances this season.
• The Blue Jays have covered 57% of their games this season, going 94-71-0 against the spread.
• The Mariners have posted a record of 73-94-0 against the spread this season.

Dunkel Index Prediction for Blue Jays vs. Mariners

• Pick OU: Under (8)
  
• Prediction: Blue Jays 5 - Mariners 2
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