Philadelphia Phillies vs Seattle Mariners Prediction, 8/24/2026 MLB Picks, Best Bets & Odds

Game: Philadelphia Phillies vs Seattle Mariners

Date: Monday, August 24, 2026

Location: T-Mobile Park in Seattle, WA

TV: MLB.TV

Odds/Point Spread: Philadelphia (-128) Seattle (+106)

The Seattle Mariners (62-68) will try to defeat the Philadelphia Phillies (72-58) at T-Mobile Park on Monday. The line on this contest has the Phillies at -128 and the Mariners are sitting at +106. The over/under is set at 8. The expected starting pitchers are Zack Wheeler and Logan Gilbert.

As a team, the Philadelphia Phillies are earning 4.6 runs per game, which ranks them 11th in MLB. They are sitting with 593 runs scored and hold an OBP of .314. The Phillies have earned 188 doubles as a unit and have hit 157 baseballs out of the stadium. They have 574 runs batted in as well as 1,059 hits for the season, and their batting average sits at .243. Philadelphia has a slugging percentage of .404 and have been rung up 1,090 times, while drawing a walk on 417 occasions.

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They have accumulated a K/BB ratio of 3.26 and the pitching staff has a collective WHIP of 1.30. Phillies pitchers have given up 153 long balls and 568 runs in total (14th in the league). Philadelphia has given up 1,110 hits (8.7 per 9 innings) as well as 527 earned runs. The Phillies have a team ERA of 4.11 this season (15th in MLB), and their staff has rung up 1,281 hitters. Their pitching staff has walked 393 hitters and their FIP comes in at 3.75 as a unit this year.

The Phillies bullpen have compiled a save rate of 67.3% and have entered the game in 111 save situations. They have accumulated 35 saves this season and have blown 17 of 52 save opportunities. The relief pitchers have inherited 134 runners on the year with 36.6% of those players crossing the plate. Phillies relief pitchers have entered the game with players on base 101 times as well as having 125 appearances in high leverage situations. The Phillies have dispatched 436 relievers to the hill this year. The relief pitchers are sitting with 57 holds for the year (25th in the league).

The Philadelphia Phillies have a tally of 3,464 putouts so far this season, as well as 1,066 assists and 66 errors. Their fielding rate sits at .986 which has them sitting 15th in professional baseball, and have a total of 78 double plays. The Phillies have converted 67.4% of balls hit into play into outs in their 10,392 innings on the field, which has them sitting at 29th in the majors.

Wheeler has thrown 1,848 frames and has 1,964 K's so far in his pro baseball career. Wheeler (123-79 career win-loss mark) has a FIP of 3.21 and he has faced 7,560 hitters in the major leagues. His earned run average is 3.26 (669 ER's allowed) and his career WHIP is 1.129. He has given up 1,563 base hits (7.6 hits per 9 innings) and has had 523 free passes.

The Mariners have a team slugging percentage of .375 and they are scoring 3.93 runs per contest (30th in baseball). They have hit 158 two-baggers, while taking a walk 434 times and scoring 511 runs. Seattle has recorded 148 home runs so far this year as well as 494 runs batted in. They have struck out on 1,120 occasions (8th in MLB) and have accounted for 988 base hits. The Seattle Mariners hold an OBP of .309 as well as a batting average of .230 on the campaign.

The Mariners have a team WHIP of 1.228 and are the owners of a FIP of 3.85 as a squad on the season. They are sitting at 19th in the league as a staff in total hits given up with 1,079. The Seattle pitching staff have allowed 555 runs this season while holding an ERA of 4.01 (511 earned runs relinquished). Their K/BB ratio is 8.70 (1,107 strikeouts vs 331 walks). They have surrendered 149 homers and they allow 4.35 runs per 9 innings (11th in baseball).

With 120 save situations, the Mariners have amassed 69 holds and also 21 blown saves. Seattle has called on bullpen pitchers to enter the game in 50 save opportunities and they have tallied 29 saves. Seattle bullpen pitchers have an inherited score rate of 29.7% out of their 128 inherited base runners. Their relief pitchers have stepped onto the mound 134 times in high leverage situations in addition to 93 occasions with base runners. They are ranked 23rd in the league holding a save percentage of 58.0%, and they have sent 393 bullpen pitchers to the mound this year.

In 10,332 innings played, the Mariners have earned a defensive efficiency of 69.2% (24th in pro baseball). The Seattle Mariners have turned 107 double plays and have notched a fielding percentage of .985 (16th in MLB). The Mariners have recorded 1,058 assists, 68 errors and have accounted for 3,444 putouts on the campaign.

Gilbert (57-43 win-loss record in his career) holds a 3.54 ERA while giving up 7.5 hits per nine innings. He has a strikeout to walk ratio of 4.78 and he has gone up against 3,971 opposing batters in his career. He has allowed 388 ER's while earning a WHIP of 1.052 and being the owner of a FIP of 3.5. During his pro baseball career, Gilbert has conceded 818 base knocks while tallying 1,041 K's in 985 innings.

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

Josh Schonwald's Pick: Take Philadelphia (-128)

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