Matchup: San Diego Padres vs. Seattle Mariners
Date: Tuesday, August 26, 2025
Venue: T-Mobile Park, Seattle, WA
Broadcast: Root Sports Northwest
Betting Odds: San Diego (-130) Seattle (+110)
The San Diego Padres (74-57) are set to face the Seattle Mariners (70-61) at T-Mobile Park on Tuesday. The moneyline for this battle features the Padres at -130 and the Mariners at +110, with the over/under total pegged at 8 runs. Expect starting pitchers Dylan Cease and Luis Castillo to take the mound.

San Diego boasts a slugging percentage of .383, having recorded 911 strikeouts against 424 walks. The team has generated 513 RBIs with a total of 1,094 hits this season, leading to a batting average of .251. The Padres have tallied 212 doubles and launched 111 home runs, scoring 548 runs with an on-base percentage of .321. Averaging 4.2 runs per game, they rank 22nd in the league.
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The Padres currently have a 3.53 team ERA (2nd in the league), striking out 1,127 batters while allowing 134 home runs and 491 total runs (also 2nd in the league). Their pitching staff has issued 427 walks, with a FIP of 3.91. With 952 hits allowed (averaging 7.4 per 9 innings), the Padres have given up 455 earned runs, holding a K/BB ratio of 2.64 and a WHIP of 1.19.
San Diego’s relievers have come into play with opponents on base 150 times and have appeared in high-pressure situations 176 times, recording 88 holds (5th in the league). The bullpen has a save percentage of 73.7%, having faced 149 save situations and converting 42 into saves, with 15 blown saves. This season, their relievers have inherited 212 base runners, with 27.4% crossing home plate. The Padres have utilized 458 relief pitchers this year.
On defense, San Diego has converted 72.1% of balls in play into outs over 10,431 innings, ranking 2nd in the league. They have recorded 3,477 putouts, 991 assists, and 58 errors, with a fielding percentage of .987 (10th in baseball), and have executed 99 double plays.
Pitcher Dylan Cease (63-57 career record) has a FIP of 3.83. In his career, he has faced 4,174 batters, surrendering 826 hits (7.6 hits per 9 innings) and 417 walks, with a 3.89 earned run average (425 ERs allowed) and a WHIP of 1.263. Cease has pitched 984 innings with 1,194 strikeouts logged.
The Seattle Mariners hold a slugging percentage of .410 and an average of 4.56 runs per game (11th in MLB). With 179 doubles, 440 walks, and 597 runs scored, they have also hit 186 home runs and batted in 573 runs. The Mariners rank 3rd in the league with 1,175 strikeouts and have amassed 1,075 hits, along with an on-base percentage of .317 and a batting average of .241.
As a staff, the Mariners own a WHIP of 1.258 and a FIP of 4.10 this season, with a K/BB ratio of 8.50 (1,119 strikeouts vs. 397 walks). Ranked 21st in the league, they have allowed 1,091 hits, given up 157 home runs, and have an ERA of 3.95 (519 earned runs across the season), allowing 4.37 runs per 9 innings (16th in MLB).
Seattle’s bullpen has an inherited score percentage of 25.2% out of 119 inherited runners. They have pitched in high leverage 180 times and 110 times with runners on base. In 125 save situations, the Mariners achieved 71 holds but have 20 blown saves, resulting in a save percentage of 63.0%, ranking 16th in baseball. They have called upon 440 relievers this season, saving 34 out of 54 chances.
With a fielding rate of .989 (5th in MLB), the Mariners have turned 95 double plays, logged 1,104 assists, 54 errors, and executed 3,550 putouts this season. In 10,650 innings played, they maintain a 70.4% defensive efficiency (10th in baseball).
Pitcher Luis Castillo (81-83 career record) has an ERA of 3.56 while allowing 7.8 hits per 9 innings. His strikeout-to-walk ratio stands at 3.26 as he has faced 5,696 batters throughout his career. With 544 earned runs allowed, Castillo maintains a WHIP of 1.187 and a FIP of 3.50. To date, he has given up 1,186 hits and amassed 1,458 strikeouts over 1,376 innings pitched.
Who will emerge victorious in tonight’s MLB matchup against the spread or moneyline?
Josh Schonwald’s Prediction: Bet on San Diego (-130)
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