Seattle Mariners vs Detroit Tigers Prediction, 10/7/2025 MLB Picks, Best Bets & Odds

Game: Seattle Mariners vs Detroit Tigers

Date: Tuesday, October 7, 2025

Location: Comerica Park in Detroit, MI

TV: FS1

Odds/Point Spread: Seattle (-150) Detroit (+125)

The Seattle Mariners (90-72) are on their way to Comerica Park on Tuesday where they will attempt to defeat the Detroit Tigers (87-75) in Game 3 of the ALDS. The series is tied 1-1. The odds on this game have the Mariners at -150 and the Tigers are coming in at +125. The total is set at 7.5. The expected starting pitchers will be Logan Gilbert and Jack Flaherty.

As a unit, the Seattle Mariners are notching 4.7 runs per game, which has them at 10th in baseball. They have notched a total of 766 runs while having a team on-base percentage of .320. The Mariners have tallied 234 doubles as a squad and have knocked 238 baseballs out of the stadium. They have compiled 734 runs batted in in addition to 1,345 hits on the season, while their average at the plate comes in at .244. Seattle is slugging .420 and have struck out 1,446 times, while drawing a walk on 544 occasions.

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They have earned a strikeout to walk ratio of 3.14 and the pitching staff holds a WHIP of 1.22. Mariners pitchers have conceded 192 home runs in addition to 694 runs in total (17th in baseball). Seattle has conceded 1,331 base hits (8.2 per 9 innings) in addition to 629 earned runs. The Mariners have a team ERA of 3.87 this season (13th in baseball), and the staff has rung up 1,426 hitters. Their pitching staff has walked 454 opposing hitters and their FIP sits at 3.98 as a team over the course of the season.

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

The San Francisco Giants have notched a total of 4,388 putouts at this point in the season, in addition to 1,355 assists and 69 errors. Their fielding percentage is holding at .988 which is 7th in baseball, and they have turned 118 double plays. The Mariners have converted 70.3% of baseballs in play into outs in their 13,164 innings on the field, which has them sitting 12th in professional baseball.

Gilbert has pitched in 835 innings and has accounted for 884 punch outs in his pro baseball career. His ERA is 3.58 (332 ER's allowed) and his career WHIP is 1.059. He has allowed 703 base knocks (7.6 hits per 9 innings) with 181 walks. Gilbert (47-36 win-loss mark in his career) has a FIP of 3.52 while he has faced 3,377 hitters during his time in the major leagues.

The Tigers have a team SLG% of .413 and they average 4.68 runs per contest (11th in MLB). They have recorded 244 two-baggers, while taking a walk 511 times as well as scoring 758 runs. Detroit has knocked in 198 home runs on the year as well as 724 runs batted in. They have been called out on strikes on 1,454 occasions (5th in the league) and have 1,346 base knocks. The Detroit Tigers are sitting with an on-base percentage of .316 as well as a team batting average of .247 for the season.

The Tigers have a team WHIP of 1.249 and are the owners of a FIP of 4.05 as a team so far this season. They rank 13th in the league as a staff in total hits relinquished with 1,309. The Detroit pitching staff have conceded 691 runs on the season and come in with a team ERA of 3.95 (630 earned runs conceded). Their strikeout to walk ratio is 8.60 (1,375 strikeouts vs 485 bases on balls). They have given up 187 long balls and they concede 4.33 runs per 9 innings (17th in the league).

Detroit has had relievers enter the game in 62 save chances and they have earned 40 saves. They rank 14th in MLB with a save rate of 64.5%, and they have sent 508 relief pitchers to the mound this season. Their relievers have stepped onto the mound 140 times in high leverage situations and also on 182 occasions with runners on. Detroit bullpen pitchers have an inherited score percentage of 28.7% out of their 258 inherited base runners. With 142 save situations, the Tigers have earned 75 holds in addition to 22 blown saves.

The Detroit Tigers have gotten 128 double plays and hold a fielding percentage of .986 (14th in pro baseball). The Tigers have 1,379 assists, 79 errors and are sitting with 4,309 putouts so far this year. In their 12,927 innings on the diamond, the Tigers hold a defensive efficiency of 70.2% (13th in the majors).

So far in his career, Flaherty has surrendered 836 hits while earning 1,130 K's in 990 innings. Flaherty (63-56 record in his career) is the owner of a 3.80 earned run average while surrendering 7.6 hits per nine innings. He has given up a total of 418 earned runs while holding a WHIP of 1.199 and being the owner of a FIP of 3.7. He has a K/BB ratio of 3.22 and he has gone up against 4,120 hitters so far in his career.

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

Tony Sink's Pick: Take Seattle (-150)

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