- Matchup: Seattle Mariners vs Cleveland Guardians
- Scheduled Date: Friday, June 26, 2026
- Venue: Progressive Field, Cleveland, OH
- Broadcast: MLB.TV
- Betting Odds: Seattle (-145) Cleveland (+125)
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The Cleveland Guardians (42-39) are set to face off against the Seattle Mariners (41-40) at Progressive Field this Friday. The opening moneyline for this game lists Seattle at -145 while Cleveland is positioned at +125. The total runs are projected at 9. Starting pitchers are Luis Castillo for the Mariners and Joey Cantillo for the Guardians.

This season, the Mariners are batting with a slugging percentage of .386 and have struck out 691 times while drawing 268 walks. They’ve secured 321 RBIs with a total of 621 hits and maintain a batting average of .231. As a team, they’ve tallied 101 doubles and hit 100 home runs, scoring 330 runs with an on-base percentage of .311. Seattle averages 4.1 runs per game, ranking 24th in the league.
The Mariners exhibit a strikeout-to-walk ratio of 3.41 and their pitching staff has a WHIP of 1.19. They’ve allowed 77 home runs and 322 runs in total, ranking 7th in the league. With 650 base hits permitted (8.1 per 9 innings) and 295 earned runs allowed, the Mariners boast a team ERA of 3.69 (5th in MLB) and have struck out 709 batters while walking 208. Their FIP stands at 3.56 for the season.
Seattle’s relief pitchers have entered games with runners on base 60 times, participating in 91 high-leverage situations, earning 46 holds (11th in the league). The bullpen’s save percentage is 60.6%, having come into play during 80 save opportunities, achieving 20 saves and blowing 13. They’ve inherited 82 runners this season with 23.2% scoring. Over the season, they have utilized 244 relief pitchers.
With 6,480 innings played, the Mariners have converted 69.3% of balls in play into outs, ranking 22nd in MLB. They have recorded 2,160 putouts this season, alongside 655 assists and 40 errors, with a fielding percentage of .986, ranking 17th overall, and have turned 75 double plays.
Starting pitcher Castillo has logged 1,480 innings in his career with 1,562 strikeouts. With a career record of 86-90, his FIP is 3.58 after facing 6,141 batters. His ERA stands at 3.64 (allowing 598 earned runs) and his WHIP is 1.189, permitting 1,282 hits (7.8 per 9 innings) and accumulating 478 walks.
The Guardians hold a slugging percentage of .366, averaging only 3.95 runs per game (28th in MLB). They’ve hit 128 doubles and recorded 309 walks, along with 320 runs. With 75 home runs and 306 RBIs on the season, they’ve struck out 662 times (20th in the league), garnering a total of 605 hits and maintaining a .313 on-base percentage with a team batting average of .228.
Cleveland’s pitching staff has given up 328 runs this year, holding a team ERA of 3.79 (with 301 earned runs). They have allowed 95 home runs, conceding 4.13 runs per 9 innings (8th in league). The Guardians have a WHIP of 1.255 and a team FIP of 3.97. Their K/BB ratio stands at 9.30, with 739 strikeouts against 264 walks, ranking 9th overall in hits allowed at 633.
In 106 save situations, Cleveland has tallied 70 holds with 8 blown saves. Their bullpen has been called into action during 35 save chances, securing 27 saves overall. The bullpen inherited 111 runners, allowing 26.1% to score, and pitched in 100 high-leverage situations with 72 occurrences with runners on base. Ranking 2nd in the league, their save conversion rate is 77.1%, having used 261 relievers throughout the season.
Defensively, the Guardians have played 6,435 innings, achieving a 70.1% efficiency (15th in MLB). They’ve turned 58 double plays and have a fielding percentage of .987 (14th in professional baseball), with 637 assists, 37 errors, and 2,145 putouts this season.
In his MLB career, Cantillo has allowed 188 hits in 214 innings while accumulating 228 strikeouts. He’s given up 91 earned runs with a WHIP of 1.318 and holds a FIP of 3.8. His K/BB ratio is 2.43, facing 904 batters throughout his professional career. Cantillo has a 13-10 record with an ERA of 3.83 and gives up 7.9 hits per nine innings.
Which team will prevail in tonight’s MLB game against the spread or on the moneyline?
Prediction: Bet on Seattle (-145)
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