Matchup: Seattle Mariners vs Baltimore Orioles
Date: Wednesday, August 13, 2025
Venue: Oriole Park at Camden Yards, Baltimore, MD
Broadcast: MASN
Betting Odds: Seattle (-150) Baltimore (+125)
In an exciting clash at Oriole Park at Camden Yards, the Baltimore Orioles (53-65) will face off against the Seattle Mariners (66-53) on Wednesday. The betting odds favor Seattle at -150, while Baltimore is listed at +125. The over/under for this matchup is set at 8.5 runs. Pitching duties will be handled by Logan Gilbert and Trevor Rogers.

The Seattle Mariners are currently averaging 4.6 runs per game, placing them 10th in Major League Baseball. They have totaled 547 runs this season, coupled with an on-base percentage (OBP) of .321. The Mariners have hit 156 doubles and launched 171 home runs, resulting in 524 RBIs and 987 hits, with a team batting average of .243. Their slugging percentage stands at .411, and they have struck out 1,062 times while earning 408 walks.
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The Mariners showcase a strikeout-to-walk ratio of 2.84, with a team WHIP of 1.23. Their pitchers have surrendered 140 home runs and 510 total runs, ranking 16th in MLB. They have also allowed 971 hits (8.1 per 9 innings) and 457 earned runs. The Mariners’ earned run average (ERA) stands at 3.81 (10th in MLB), with the staff striking out 1,018 batters thus far. They have walked 358 opposing hitters, and their team FIP is 4.06 for the season.
In this season, Seattle has utilized 399 relief pitchers, who have inherited 109 base runners, with 25.7% scoring. The bullpen has successfully converted 31 saves from 51 opportunities, resulting in a save percentage of 60.8%. Mariners relief pitchers have accumulated 66 holds (16th in MLB) and have entered games in high-pressure situations 117 times.
The Mariners have recorded 3,242 putouts, 1,004 assists, and 47 errors this season, maintaining a fielding percentage of .989, which ranks 4th in MLB. They have turned 88 double plays, converting 71.0% of balls hit into play into outs over 9,726 innings, ranking them 8th in professional baseball.
Logan Gilbert has pitched for 787 innings, striking out 829 batters in his career. With an ERA of 3.58 (allowing 313 earned runs) and a WHIP of 1.056, he has given up 660 hits (7.5 hits per 9 innings) and issued 171 walks. Gilbert holds a career win-loss record of 44-34 and a FIP of 3.52 against 3,178 batters.
The Orioles have a team slugging percentage of .405, averaging 4.28 runs per game (ranked 18th in baseball). They have recorded 192 doubles, walked 321 times, and scored 505 runs, hitting 144 home runs and driving in 479 RBIs. Baltimore has struck out 1,020 times (11th in baseball) and posted a batting average of .240 with an OBP of .304 this season.
Baltimore’s pitching staff has allowed 593 runs, with a team ERA of 4.85 (558 earned runs). They have surrendered 164 home runs and allow 5.16 runs per 9 innings (ranked 27th). The team has a WHIP of 1.410, a FIP of 4.53, and a K/BB ratio of 8.40 (970 strikeouts to 387 walks). They rank 28th in total hits allowed, with 1,073.
In save situations, Baltimore’s bullpen has entered 43 times, achieving 28 saves, putting them 11th in MLB with a save rate of 65.1%. A total of 401 bullpen pitchers have been used, with 122 appearances in high-pressure scenarios and 118 with runners on base. Their inherited score rate stands at 22.4% for 161 inherited runners. Additionally, they have accumulated 79 holds and 15 blown saves from 125 save situations.
The Orioles have played 9,318 innings, achieving a defensive efficiency of 67.9% (28th in pro baseball). Their fielding percentage is .985 (19th in baseball) with 84 double plays, 1,026 assists, 61 errors, and 3,106 putouts thus far this season.
In his career, Trevor Rogers has given up 448 hits and recorded 472 strikeouts over 472 innings pitched. He has surrendered 209 earned runs with a WHIP of 1.332 and a FIP of 3.9. His strikeout to walk ratio stands at 2.61, and he has faced 2,035 batters in the majors, with a career record of 20-36 and a 3.98 ERA.
Who will claim victory in tonight’s MLB matchup against the spread or moneyline?
Tony Sink’s Prediction: Take Baltimore (+125)
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