Mariners vs Guardians Prediction, Odds, Moneyline, Spread & Over/Under for June 14

Odds updated as of 6:11 p.m.

The Saturday schedule in MLB includes a matchup between the Seattle Mariners and the Cleveland Guardians.

We've got you covered, in terms of the most important info regarding this matchup before you take a look at the MLB odds and spreads on FanDuel Sportsbook.

Mariners vs Guardians Game Info

• Seattle Mariners (34-34) vs. Cleveland Guardians (35-33)
• Date: Saturday, June 14, 2025
• Time: 9:40 p.m. ET
• Venue: T-Mobile Park -- Seattle, Washington
• Coverage: ROOT Sports NW and CLEG

Mariners vs Guardians Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: SEA: (-108) | CLE: (-108)
• Spread: SEA: +1.5 (-178) | CLE: -1.5 (+146)
• Total: 7.5 -- Over: (-115) | Under: (-105)

Mariners vs Guardians Probable Starting Pitchers

Probable Pitchers: George Kirby (Mariners) - 1-3, 6.53 ERA vs Tanner Bibee (Guardians) - 4-6, 3.81 ERA

The Mariners will call on George Kirby (1-3) against the Guardians and Tanner Bibee (4-6). Kirby and his team have not covered in any of the four games with a spread he's started this season. Kirby's team has a record of 1-3 this season when he starts and they are the favorite on the moneyline. The Guardians are 6-6-0 ATS in Bibee's 12 starts that had a set spread. The Guardians have a 2-4 record in Bibee's six starts this season when they were the moneyline underdog.

Mariners vs Guardians Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Mariners win (60.8%)

Mariners vs Guardians Moneyline

• Cleveland is the underdog, -108 on the moneyline, while Seattle is a -108 favorite at home.

Mariners vs Guardians Spread

Mariners vs Guardians Over/Under

• The over/under for Mariners-Guardians on June 14 is 7.5. The over is -115, and the under is -105.

Bet on Seattle Mariners vs. Cleveland Guardians on FanDuel today!

Mariners vs Guardians Betting Trends

• The Mariners have won in 21, or 50%, of the 42 contests they have been named as odds-on favorites in this year.
• This season Seattle has come away with a win 22 times in 44 chances when named as a favorite of at least -108 on the moneyline.
• The Mariners and their opponents have hit the over in 36 of their 67 games with a total set by oddsmakers this season.
• In 67 games with a line this season, the Mariners have a mark of 29-38-0 against the spread.
• The Guardians have won 19 of the 42 games they were the moneyline underdog this season (45.2%).
• Cleveland has a 19-23 record (winning 45.2% of its games) when it has played as a moneyline underdog of -108 or longer.
• The Guardians have played in 66 games with an over/under set, and have combined with opponents to go over the total 31 times (31-33-2).
• The Guardians have a 32-34-0 record ATS this season.

Mariners Player Leaders

• Cal Raleigh has 65 hits, which leads Seattle hitters this season, while batting .262 with 37 extra-base hits. He has an on-base percentage of .372 and a slugging percentage of .621.
• Among qualifying hitters, he ranks 70th in batting average, his on-base percentage ranks 23rd, and he is second in slugging.
• Julio Rodriguez has an OPS of .753, fueled by an OBP of .326 and a team-best slugging percentage of .428 this season. He's batting .264.
• Among all qualifying hitters, he is 65th in batting average, 87th in on-base percentage and 82nd in slugging percentage.
• Rodriguez brings a four-game streak with at least one hit into this one. In his last five games he is hitting .375 with three doubles and an RBI.
• J.P. Crawford leads Seattle in OBP (.399) this season, fueled by 67 hits.
• Jorge Polanco has been key for Seattle with 50 hits, an OBP of .312 plus a slugging percentage of .484.
• Polanco takes an eight-game hitting streak into this game. During his last 10 outings he is batting .308 with two doubles, a home run, two walks and three RBIs.

Guardians Player Leaders

• Jose Ramirez has accumulated 81 hits with a .389 on-base percentage and a .540 slugging percentage, all club-highs for the Guardians. He's batting .327.
• Including all qualifying hitters, he ranks sixth in batting average, while his on-base percentage ranks 11th and he is 10th in slugging.
• Steven Kwan has 14 doubles, six home runs and 23 walks while hitting .308. He's slugging .435 with an on-base percentage of .370.
• Including all qualifying players, his batting average puts him 13th, his on-base percentage is 26th, and he is 76th in slugging.
• Carlos Santana is batting .251 with six doubles, eight home runs and 32 walks.
• Kyle Manzardo has seven doubles, two triples, 11 home runs and 23 walks while batting .206.

Mariners vs Guardians Head to Head

• 6/13/2025: 7-2 SEA (Favorite: Mariners, Spread: -1.5, Total: 7.5, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 6/20/2024: 6-3 CLE (Favorite: Guardians, Spread: -1.5, Total: 8, Favorite Moneyline: -126, Underdog Moneyline: +108)
• 6/19/2024: 8-0 CLE (Favorite: Guardians, Spread: -1.5, Total: 7.5, Favorite Moneyline: -156, Underdog Moneyline: +132)
• 6/18/2024: 8-5 SEA (Favorite: Guardians, Spread: -1.5, Total: 8.5, Favorite Moneyline: -134, Underdog Moneyline: +114)
• 4/3/2024: 8-0 CLE (Favorite: Mariners, Spread: -1.5, Total: 7.5, Favorite Moneyline: -154, Underdog Moneyline: +130)
• 4/2/2024: 5-2 CLE (Favorite: Mariners, Spread: -1.5, Total: 7, Favorite Moneyline: -120, Underdog Moneyline: +102)
• 4/1/2024: 5-4 SEA (Favorite: Guardians, Spread: -1.5, Total: 7.5, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 4/9/2023: 7-6 CLE (Favorite: Mariners, Spread: -1.5, Total: 8, Favorite Moneyline: -132, Underdog Moneyline: +112)
• 4/8/2023: 3-2 SEA (Favorite: Guardians, Spread: -1.5, Total: 8.5, Favorite Moneyline: -136, Underdog Moneyline: +116)
• 4/7/2023: 5-3 SEA (Favorite: Guardians, Spread: -1.5, Total: 7.5, Favorite Moneyline: -126, Underdog Moneyline: +108)

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