Blue Jays vs Mariners Prediction, Odds, Moneyline, Spread & Over/Under for ALCS Game 7 on Oct. 20

Odds updated as of 6:13 a.m.

In MLB action on Monday, the Toronto Blue Jays face the Seattle Mariners in Game 7 of the ALCS.

We've got you covered, in terms of the vital information about this matchup before you take a look at the MLB odds and spreads on FanDuel Sportsbook.

Blue Jays vs Mariners Game Info

• Toronto Blue Jays (94-68) vs. Seattle Mariners (90-72)
• Date: Monday, October 20, 2025
• Time: 8:08 p.m. ET
• Venue: Rogers Centre -- Toronto, Ontario
• Coverage: FOX

Blue Jays vs Mariners Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: TOR: (-120) | SEA: (+102)
• Spread: TOR: -1.5 (+172) | SEA: +1.5 (-210)
• Total: 7.5 -- Over: (-106) | Under: (-114)

Blue Jays vs Mariners Probable Starting Pitchers

Probable Pitchers: Shane Bieber (Blue Jays) - 4-2, 3.57 ERA vs George Kirby (Mariners) - 10-8, 4.21 ERA

The probable starters are Shane Bieber (4-2, 3.57 ERA) for the Blue Jays and George Kirby (10-8, 4.21 ERA) for the Mariners. When Bieber starts, his team is 5-4-0 against the spread this season. Bieber's team is 5-2 this season when he starts and they are the moneyline favorite. The Mariners have a 10-14-0 record against the spread in Kirby's starts. The Mariners have been the moneyline underdog in three of Kirby's starts this season, and they went 2-1 in those games.

Blue Jays vs Mariners Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Mariners win (52.6%)

Blue Jays vs Mariners Moneyline

• The moneyline numbers for Blue Jays vs. Mariners reveal Toronto as the favorite (-120) and Seattle as the underdog (+102) on the road.

Blue Jays vs Mariners Spread

• The Mariners are at the Blue Jays, and are +1.5 on the runline. The Mariners are +172 to cover the spread, and the Blue Jays are -210.

Blue Jays vs Mariners Over/Under

• A total of 7.5 runs has been set for the Blue Jays-Mariners contest on Oct. 20, with the over available at -106 and the under at -114.

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Blue Jays vs Mariners Betting Trends

• The Blue Jays have been victorious in 51, or 58%, of the 88 contests they have been chosen as favorites in this season.
• Toronto has a record of 47-30 in contests when bookmakers favor them by -120 or more on the moneyline.
• The Blue Jays and their opponents have hit the over in 94 of their 170 games with a total set by oddsmakers this season.
• The Blue Jays have an against the spread record of 97-73-0 in 170 games with a line this season.
• The Mariners have won 50% of the games this season they were the moneyline underdog (23-23).
• In games it has played as a moneyline underdog with odds of +102 or longer, Seattle has a record of 18-15 (54.5%).
• The Mariners have had an over/under set by bookmakers 167 times, and have combined with opponents to go over the total in 91 of those games (91-71-5).
• The Mariners have a 75-92-0 record against the spread this season.

Blue Jays Player Leaders

• Vladimir Guerrero Jr. is hitting .292 with 34 doubles, 23 home runs and 81 walks. He has an on-base percentage of .381 and a slugging percentage of .467.
• Among all qualifying hitters, he ranks 12th in batting average, his on-base percentage ranks sixth, and he is 41st in slugging.
• Guerrero hopes to build on a four-game hitting streak in this matchup. In his last five games he is batting .500 with three doubles, three home runs, four walks and three RBIs.
• George Springer leads Toronto with 153 hits and an OBP of .397 this season. He's batting .307 and slugging .556.
• Among qualifying batters, his batting average ranks him fourth, his on-base percentage second, and his slugging percentage fifth.
• Ernie Clement has collected 151 base hits, an OBP of .313 and a slugging percentage of .398 this season.
• Clement brings a five-game hitting streak into this matchup. During his last five outings he is hitting .381 with two doubles, a triple, a walk and two RBIs.
• Alejandro Kirk is batting .282 with a .348 OBP and 76 RBI for Toronto this season.
• Kirk has safely hit in two games in a row. During his last five outings he is hitting .263 with a double, a home run, four walks and four RBIs.

Mariners Player Leaders

• Cal Raleigh has a team-high OBP (.359), while pacing the Mariners in hits (147). He's batting .247 and slugging.
• He is 98th in batting average, 20th in on-base percentage and third in slugging percentage among all qualified batters in the majors.
• Julio Rodriguez's .474 slugging percentage leads his team. He has a batting average of .267 with an on-base percentage of .324.
• His batting average is 44th among all qualified players, his on-base percentage ranks 88th, and he is 38th in slugging.
• Josh Naylor is hitting .295 with 29 doubles, a triple, 20 home runs and 48 walks.
• Eugenio Suarez is hitting .228 with 28 doubles, 49 home runs and 46 walks.

Blue Jays vs Mariners Head to Head

• 10/19/2025: 6-2 TOR (Favorite: Blue Jays, Spread: -1.5, Total: 7.5, Favorite Moneyline: -122, Underdog Moneyline: +104)
• 10/17/2025: 6-2 SEA (Favorite: Blue Jays, Spread: -1.5, Total: 7, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 10/16/2025: 8-2 TOR (Favorite: Mariners, Spread: -1.5, Total: 7.5, Favorite Moneyline: -132, Underdog Moneyline: +112)
• 10/15/2025: 13-4 TOR (Favorite: Mariners, Spread: -1.5, Total: 7, Favorite Moneyline: -130, Underdog Moneyline: +110)
• 10/13/2025: 10-3 SEA (Favorite: Blue Jays, Spread: -1.5, Total: 7, Favorite Moneyline: -120, Underdog Moneyline: +102)
• 10/12/2025: 3-1 SEA (Favorite: Blue Jays, Spread: -1.5, Total: 8.5, Favorite Moneyline: -162, Underdog Moneyline: +136)
• 5/11/2025: 9-1 TOR (Favorite: Mariners, Spread: -1.5, Total: 8, Favorite Moneyline: -184, Underdog Moneyline: +154)
• 5/10/2025: 6-3 TOR (Favorite: Mariners, Spread: -1.5, Total: 8.5, Favorite Moneyline: -138, Underdog Moneyline: +118)
• 5/9/2025: 6-3 TOR (Favorite: Mariners, Spread: -1.5, Total: 7, Favorite Moneyline: -152, Underdog Moneyline: +128)
• 4/20/2025: 8-3 SEA (Favorite: Mariners, Spread: -1.5, Total: 8.5, Favorite Moneyline: -116, Underdog Moneyline: -102)

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