Seattle Mariners vs Cleveland Guardians Prediction, 8/31/2025 MLB Picks, Best Bets & Odds

Game: Seattle Mariners vs Cleveland Guardians

Date: Sunday, August 31, 2025

Location: Progressive Field in Cleveland, OH

TV: CLEGuardians.TV

Odds/Point Spread: Seattle (-144) Cleveland (+120)

The Seattle Mariners (72-62) are headed to Progressive Field on Sunday where they will meet the Cleveland Guardians (66-66). The odds on this game have Seattle at -144 and Cleveland is coming in at +120. The over/under comes in at 9. The pitchers taking the mound are Bryce Miller and Tanner Bibee.

Seattle is slugging .410 and have struck out 1,198 times, while taking a walk on 450 occasions. They have tallied 591 runs batted in in addition to 1,100 base knocks on the year, and their batting average comes in at .241. The Mariners have accounted for 183 two-baggers as a unit and have smacked 191 balls out of the park. They have earned a total of 616 runs scored while holding a team on-base percentage of .317. As a unit, the Seattle Mariners are knocking in 4.6 runs per game, which has them sitting at 11th in baseball.

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The Mariners hold a team ERA of 3.97 on the campaign (17th in MLB), and their staff has struck out 1,146 batters. Mariners pitchers have allowed 162 home runs and 591 runs (18th in baseball). They have walked 403 players from the other team and their FIP is 4.12 as a unit on the campaign. Seattle has relinquished 1,121 hits (8.3 per 9 innings) and 534 earned runs. They have accrued a K/BB ratio of 2.84 and the pitching staff holds a WHIP of 1.26.

The Mariners relievers have a save percentage of 62.5% and have come into the game in 130 save situations. The bullpen pitchers have inherited 123 base runners this year and 25.2% of them crossed home plate. Mariners bullpen pitchers have stepped onto the hill with opponents on base 112 times in addition to having 181 appearances in high leverage situations. The Mariners have sent 452 relief pitchers to the mound this season. The bullpen have tallied 74 holds on the campaign (14th in the league). They have recorded 35 saves this season and have blown 21 of 56 chances to save the game.

The San Francisco Giants have 3,631 putouts so far this season, in addition to 1,131 assists and 55 errors. Their fielding percentage is holding steady at .989 which has them sitting 4th in MLB, and have a total of 99 double plays. The Mariners have turned 70.3% of baseballs in play into outs out of their 10,893 innings on the diamond, which has them ranked 12th in professional baseball.

Miller has taken the mound for 369 innings and has tallied 337 K's thus far in his career. His earned run average is 3.92 (161 ER's allowed) and he has a WHIP of 1.121. He has surrendered 317 base hits (7.7 hits per nine innings) and has had 97 free passes. Miller (23-20 career mark) is the owner of a FIP of 3.86 while he has gone up against 1,500 hitters during his time in the major leagues.

The Guardians have a slugging percentage of .366 and they score 3.85 runs per game (28th in MLB). They have 189 two-baggers, while taking a walk 407 times as well as putting up 508 runs. Cleveland is sitting with 133 long balls on the year as well as 489 runs batted in. They have struck out on 1,093 occasions (18th in MLB) and have notched a total of 966 base knocks. The Cleveland Guardians have accumulated a team on-base percentage of .295 in addition to a batting average of .224 on the season.

The Guardians are sitting with a team WHIP of 1.310 in addition to having a FIP of 4.14 as a pitching staff for the season. They rank 10th in the league as a staff in total hits relinquished with 1,077. The Cleveland pitching staff have surrendered 563 runs over the course of the season while having an ERA of 3.93 (512 earned runs yielded). Their K/BB ratio sits at 8.40 (1,099 strikeouts against 461 free passes). They have surrendered 145 homers and they allow 4.32 runs per 9 innings (15th in baseball).

Sitting with 150 save situations, the Guardians have earned 91 holds in addition to 18 blown saves. Cleveland has called on bullpen pitchers to step onto the mound in 56 save chances and they have walked away with 38 saves. Their relief pitchers have taken the field 153 times in high leverage situations and on 122 occasions with runners on base. Cleveland relievers have an inherited score percentage of 33.5% out of their 170 inherited base runners. They are currently ranked 5th in the league with a save percentage of 67.9%, and they have sent 441 bullpen pitchers onto the field for the year.

Out of their 10,566 innings on the diamond, the Guardians have a defensive efficiency of 69.6% (19th in pro baseball). The Cleveland Guardians have turned 95 double plays and own a fielding percentage of .982 (28th in professional baseball). The Guardians have 1,076 assists, 86 errors and have accumulated 3,522 putouts this season.

During his career, Bibee has surrendered 420 hits while he has earned 460 punch outs in 463 frames. Bibee (31-22 mark in his career) holds a 3.73 ERA and has surrendered 8.2 hits per nine innings. He has surrendered 192 ER's while holding a WHIP of 1.200 and a FIP of 3.7. He has a K/BB ratio of 3.38 and he has faced 1,928 opposing batters during his MLB career.

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

Josh Schonwald's Pick: Take Cleveland (+120)

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