- Matchup: Chicago Cubs vs Seattle Mariners
- Date: Sunday, August 23, 2026
- Venue: T-Mobile Park, Seattle, WA
- Broadcast: MLB.TV
- Betting Odds: Chicago (-130) Seattle (+110)
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This Sunday, the Chicago Cubs (74-54) will travel to T-Mobile Park to face off against the Seattle Mariners (60-68). The current moneyline reflects Chicago at -130, while Seattle stands at +110. The total betting line is set at 9 runs. The starting pitchers for this matchup are Shota Imanaga and Bryan Woo.
As a collective unit, the Chicago Cubs have been productive, averaging 5.1 runs per game, ranking them 2nd in the MLB. They have amassed 656 total runs and maintain an on-base percentage of .337. The Cubs have recorded 213 doubles and hit 164 home runs, accumulating 617 RBIs along with 1,089 base hits this season, all culminating in a team batting average of .248. Their slugging percentage stands at .418, though they have also struck out 1,100 times, while drawing 544 walks.
The Cubs currently hold a team ERA of 4.14, placing them 17th in the league. Their pitching staff has collectively struck out 982 hitters, allowed 192 home runs, and given up a total of 556 runs (12th overall). With 385 walks issued, their FIP currently sits at 4.69. The pitching staff has conceded 1,057 hits (averaging 8.3 hits per nine innings) and 527 earned runs, resulting in a K/BB ratio of 2.55 and a WHIP of 1.26.
This season, the Cubs have utilized 412 relief pitchers. Their bullpen has inherited 178 runners, with 30.9% of those scoring. Additionally, they have recorded 47 holds this year, landing them last in the league. The relievers have faced opponents with base runners 129 times and have been in 123 high-leverage scenarios. The Cubs have achieved 29 saves this season but have failed to secure 20 of the 49 save opportunities, leading to a 59.2% save success rate with 102 save situations tackled.
In the field, the Cubs have converted 72.0% of balls put into play into outs over 10,302 innings, giving them a strong 2nd position in baseball. They have amassed a total of 3,434 putouts, along with 1,203 assists and 47 errors. Their fielding percentage remains robust at .990, ranking them 1st in professional baseball, complemented by 100 double plays.
Shota Imanaga has pitched 461 innings, achieving 431 career strikeouts with a 3.44 ERA (allowing 176 earned runs) and a WHIP of 1.032. He has permitted 390 hits (averaging 7.6 hits per nine innings) and issued 86 walks. With a career record of 32-20, Imanaga’s FIP is marked at 3.38, having faced 1,839 batters in his MLB tenure.
The Seattle Mariners, on the other hand, have hit 145 home runs this season and collected 483 RBIs. They have also earned 156 doubles, along with 428 walks, and scored 500 runs in total. The Mariners currently have a team on-base percentage of .310 and a batting average of .230. Their slugging percentage is rated at .375 while averaging only 3.91 runs per game (30th in the MLB), with 1,103 strikeouts (7th in the league) and totaling 972 base hits.
Seattle’s pitching lineup has conceded 546 runs this season with a 4.00 ERA (502 earned runs permitted). They have surrendered 143 home runs and give up an average of 4.35 runs per nine innings (10th in the league). The team’s WHIP stands at 1.228, with a FIP of 3.82 this season. Their strikeout-to-walk ratio is an impressive 8.60 (1,085 strikeouts to 326 walks) and ranks 19th in total hits allowed, totaling 1,060.
Seattle’s bullpen has seen 127 inherited base runners, with a score inheritance percentage of 29.9%. The relievers have appeared in 132 high-leverage scenarios and 91 occasions with runners on base. Out of 117 save chances, they have accumulated 67 holds and faced 20 blown saves. They find themselves 22nd in MLB with a 59.2% save percentage, using 386 relief pitchers this season.
In 10,161 innings played, Seattle’s defensive efficiency sits at 69.2% (25th in the majors). The Mariners have executed 104 double plays and maintain a fielding percentage of .985 (17th in MLB), along with 1,041 assists and 66 errors, totaling 3,387 putouts.
Bryan Woo, with a career win-loss record of 37-23, has a 3.44 ERA and permits 7.2 hits per nine innings. His strikeout to walk ratio is notable at 4.85, having faced 2,137 batters throughout his career. He has allowed 204 earned runs, maintaining a WHIP of 1.009 and a FIP of 3.4. Woo has given up 429 hits while recording 529 strikeouts in 533 innings of work
Who will emerge victorious in tonight’s MLB matchup against the spread or moneyline?
Prediction: Back Seattle (+110)
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