- Matchup: Philadelphia Phillies vs Seattle Mariners
- Date: Monday, August 24, 2026
- Venue: T-Mobile Park, Seattle, WA
- Broadcast: MLB.TV
- Betting Odds: Philadelphia (-128) Seattle (+106)
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On Monday, the Seattle Mariners (62-68) aim to take on the Philadelphia Phillies (72-58) at T-Mobile Park. The odds favor the Phillies at -128, while the Mariners sit at +106. The total runs line is set at 8, with Zack Wheeler and Logan Gilbert expected to start for their respective teams.
The Philadelphia Phillies have been scoring at an average of 4.6 runs per contest, placing them 11th in the MLB rankings. They have tallied a total of 593 runs with an on-base percentage (OBP) of .314. So far this season, the Phillies have connected for 188 doubles and hit 157 home runs, along with racking up 574 RBIs and 1,059 hits, leading to a batting average of .243. Their slugging percentage stands at .404, with 1,090 strikeouts and 417 walks drawn.
The Philadelphia pitching staff has recorded a K/BB ratio of 3.26, with a combined WHIP of 1.30. They have surrendered 153 home runs and 568 total runs this season, ranking 14th in the league. The team has allowed 1,110 hits (averaging 8.7 hits per 9 innings) and recorded 527 earned runs, resulting in a team ERA of 4.11 (15th in MLB). The Phillies’ pitchers have struck out 1,281 batters this season, while issuing 393 walks, with a FIP of 3.75.
The Phillies’ bullpen holds a conversion rate of 67.3%, entering 111 save situations and securing 35 saves, though they have struggled with 17 blown saves out of 52 chances. Relievers have inherited 134 runners this season, with a 36.6% scoring rate, facing base runners 101 times in high-leverage situations. They have called upon 436 relievers this year, tallying 57 holds (25th in MLB).
The Philadelphia defense has amassed 3,464 putouts, 1,066 assists, and 66 errors this season. Their fielding percentage stands at .986, placing them 15th overall, with a total of 78 double plays. So far, they have converted 67.4% of batted balls into outs over 10,392 innings, putting them at 29th in the league.
Zack Wheeler has pitched 1,848 innings throughout his career, accumulating 1,964 strikeouts. With a career win-loss record of 123-79, Wheeler’s FIP is at 3.21, facing 7,560 batters and holding a 3.26 ERA (669 earned runs allowed). His WHIP is at 1.129, having allowed 1,563 hits (7.6 hits per 9 innings) and issued 523 walks.
The Seattle Mariners have a collective slugging percentage of .375, scoring an average of 3.93 runs per game (30th in MLB). They have recorded 158 doubles, drawn 434 walks, and scored 511 runs. The Mariners have hit 148 home runs and driven in 494 RBIs, striking out 1,120 times (8th in MLB), while amassing 988 hits. Their OBP is .309, and the batting average stands at .230 this season.
Seattle’s pitching staff demonstrates a team WHIP of 1.228 and a FIP of 3.85. They rank 19th in the league, allowing 1,079 hits. The Mariners have given up 555 runs, maintaining a 4.01 ERA (511 earned runs). Their K/BB ratio is 8.70 (1,107 strikeouts compared to 331 walks). They have allowed 149 home runs, with an average of 4.35 runs allowed per 9 innings (11th in MLB).
In 120 save opportunities, the Mariners have achieved 69 holds, with 21 blown saves. Entering 50 save situations, Seattle has managed to secure 29 saves. Bullpen pitchers have inherited 128 runners, with a score rate of 29.7%. They have been brought in for high-leverage situations 134 times and 93 times with runners on base, ranking 23rd in save percentage at 58.0%, having deployed 393 bullpen pitchers this season.
Throughout 10,332 innings, the Mariners have recorded a defensive efficiency of 69.2% (24th in MLB). They have turned 107 double plays and hold a fielding percentage of .985 (16th in MLB), along with 1,058 assists, 68 errors, and a count of 3,444 putouts this season.
Logan Gilbert holds a career record of 57-43 and an ERA of 3.54, allowing 7.5 hits per nine innings. With a K/BB ratio of 4.78, he has faced 3,971 batters throughout his career. Gilbert has given up 388 earned runs, maintaining a WHIP of 1.052 and a FIP of 3.5. Over his professional career, he allowed 818 hits while racking up 1,041 strikeouts in 985 innings.
Who will emerge victorious in tonight’s MLB matchup against the spread or moneyline?
Recommendation: Bet on Philadelphia (-128)
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