Seattle Mariners vs Toronto Blue Jays Prediction, 10/20/2025 MLB Picks, Best Bets & Odds

Game: Seattle Mariners vs Toronto Blue Jays

Date: Monday, October 20, 2025

Location: Rogers Centre in Toronto, ON

TV: FS1

Odds/Point Spread: Seattle (+110) Toronto (-120)

Rogers Centre is the location where the Toronto Blue Jays (94-68) will try to defeat the Seattle Mariners (90-72) on Monday in Game 7 of the ALCS. The odds on this game have the Mariners at +110 and the Blue Jays are priced at -120. The over/under has been set at 7.5. The pitchers taking the mound will be George Kirby and Shane Bieber.

As a team, the Seattle Mariners are putting up 4.7 runs per game, which has them sitting at 10th in baseball. They have accumulated 766 runs scored and have an OBP of .320. The Mariners have earned 234 two-baggers as a squad and have smacked 238 baseballs out of the park. They have 734 runs batted in and 1,345 base knocks so far this year, and their average at the plate sits at .244. Seattle has a slugging percentage of .420 and have been called out on strikes 1,446 times, while drawing a walk on 544 occasions.

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The Mariners are sitting with a team earned run average of 3.87 so far this year (13th in the league), and their staff has struck out 1,426 batters. Mariners pitchers have given up 192 long balls and 694 total runs (17th in the league). They have walked 454 opposing players and their FIP comes in at 3.98 as a team on the campaign. Seattle has given up 1,331 base knocks (8.2 per 9 innings) in addition to 629 earned runs. They have earned a K/BB ratio of 3.14 and the pitching staff sits with a WHIP of 1.22.

The Mariners have sent 550 relief pitchers to the hill on the campaign. The relievers have inherited 147 base runners for the season with 25.2% of those runners earned a run for their team. They have 43 saves on the season and have blown 26 of 69 save opportunities. The Mariners relief pitchers have recorded a save percentage of 62.3% and have come into the game in 159 save situations. The relief pitchers have notched 90 holds so far this season (13th in MLB). Mariners bullpen pitchers have gone to the mound with players on base 132 times in addition to having 216 appearances in high leverage situations.

The Mariners have transformed 70.3% of baseballs in play into outs out of 13,164 innings on the diamond, which has them sitting 12th in MLB. The San Francisco Giants have 4,388 putouts at this point in the season, in addition to 1,355 assists and 69 errors. Their fielding percentage is holding steady at .988 which has them ranked 7th in the majors, and have earned 118 double plays.

Kirby has taken the hill for 637 innings and has tallied 621 punch outs in his pro baseball career. Kirby (45-34 mark in his career) holds a FIP of 3.53 and he has faced 2,601 opposing hitters during his time in the majors. His earned run average is 3.59 (254 earned runs allowed) and he has a WHIP of 1.113. He has given up 616 hits (8.7 hits per 9 innings) and has 93 free passes.

Toronto has hit 191 long balls on the season and 771 runs batted in. They have hit 294 doubles, while taking a walk 520 times as well as scoring 798 runs. The Toronto Blue Jays have compiled an on-base percentage of .333 and a team batting average of .265 on the year. The Blue Jays hold a slugging percentage of .427 and they average 4.93 runs per contest (4th in MLB). They have been rung up on 1,099 instances (29th in MLB) and have tallied 1,461 base knocks.

The Toronto pitching staff have allowed 721 runs this year and come in with a team ERA of 4.18 (668 earned runs given up). They have given up 209 home runs and they relinquish 4.51 runs per 9 innings (19th in baseball). The Blue Jays are sitting with a team WHIP of 1.273 and have a FIP of 4.27 as a unit so far this season. Their K/BB ratio sits at 8.90 (1,430 strikeouts against 517 free passes). They come in at 14th in MLB as a staff in total hits surrendered with 1,313.

Toronto has called on relief pitchers to step onto the mound in 65 save chances and they have come away with 42 saves. They rank 13th in MLB with a save percentage of 64.6%, and they have sent 570 bullpen pitchers to the hill so far this season. Their bullpen pitchers have stepped onto the mound 156 times in high leverage situations in addition to 178 occasions with runners on. Toronto bullpen pitchers have an inherited score rate of 27.6% out of their 254 inherited base runners. Sitting with 168 save situations, the Blue Jays have accrued 96 holds and also 23 blown saves.

In 12,942 innings on the field, the Blue Jays have a defensive efficiency of 70.0% (14th in MLB). The Toronto Blue Jays have turned 118 double plays and own a fielding percentage of .985 (18th in MLB). The Blue Jays have accrued 1,272 assists, 86 errors and have accounted for 4,314 putouts so far this year.

During his pro baseball career, Bieber has surrendered 786 base knocks and he has 995 punch outs in 883 innings pitched. He has given up a total of 318 earned runs while earning a WHIP of 1.111 and being the owner of a FIP of 3.2. He has a K/BB ratio of 5.10 and he has gone up against 3,574 opposing batters in his MLB career. Bieber (66-34 career mark) has earned a 3.24 earned run average and has surrendered 8.0 hits per 9 innings.

Who will win tonight's MLB game against the spread or moneyline?

Josh Schonwald's Pick: Take Seattle (+110)

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