Guardians vs Marlins Prediction, Odds, Moneyline, Spread & Over/Under for Aug. 13

Odds updated as of 4:20 p.m.

MLB action on Wednesday includes the Cleveland Guardians facing the Miami Marlins.

Here's everything you need to know before checking out today's MLB odds and spreads on FanDuel Sportsbook.

Guardians vs Marlins Game Info

• Cleveland Guardians (62-56) vs. Miami Marlins (57-62)
• Date: Wednesday, August 13, 2025
• Time: 6:40 p.m. ET
• Venue: Progressive Field -- Cleveland, Ohio
• Coverage: CLEG and FDSFL

Guardians vs Marlins Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: CLE: (-134) | MIA: (+114)
• Spread: CLE: -1.5 (+158) | MIA: +1.5 (-192)
• Total: 7.5 -- Over: (-122) | Under: (-100)

Guardians vs Marlins Probable Starting Pitchers

Probable Pitchers: Gavin Williams (Guardians) - 7-4, 3.17 ERA vs Eury Pérez (Marlins) - 4-3, 3.25 ERA

The probable pitchers are Gavin Williams (7-4) for the Guardians and Eury Perez (4-3) for the Marlins. Williams and his team are 10-13-0 ATS this season when he starts. When Williams starts a game and his team is the favorite on the moneyline, they have a record of 6-3. When Perez starts, the Marlins have gone 6-3-0 against the spread. The Marlins have been the moneyline underdog in six of Pérez's starts this season, and they went 4-2 in those matchups.

Guardians vs Marlins Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Marlins win (52%)

Guardians vs Marlins Moneyline

• Miami is a +114 underdog on the moneyline, while Cleveland is a -134 favorite at home.

Guardians vs Marlins Spread

• The Marlins are +1.5 on the spread (-192 to cover), and Cleveland is +158 to cover the runline.

Guardians vs Marlins Over/Under

• A total of 7.5 runs has been set for the Guardians-Marlins game on Aug. 13, with the over available at -122 and the under at -100.

Bet on Cleveland Guardians vs. Miami Marlins on FanDuel today!

Guardians vs Marlins Betting Trends

• The Guardians have been chosen as favorites in 49 games this year and have walked away with the win 32 times (65.3%) in those games.
• Cleveland has a record of 16-6 when favored by -134 or more this year.
• The Guardians' games have gone over the total in 52 of their 115 opportunities.
• In 115 games with a line this season, the Guardians have a mark of 60-55-0 against the spread.
• The Marlins are 46-50 in games they were the underdog on the moneyline (winning 47.9% of those games).
• Miami has a 34-38 record (winning 47.2% of its games) when it has played as a moneyline underdog of +114 or longer.
• The Marlins have played in 115 games with an over/under set, and have combined with opponents to go over the total 53 times (53-62-0).
• The Marlins have collected a 68-47-0 record ATS this season.

Guardians Player Leaders

• Jose Ramirez has 128 hits and an OBP of .368 to go with a slugging percentage of .528. All three of those stats are tops among Cleveland hitters this season. He has a .294 batting average, as well.
• Among all qualified hitters in baseball, he is 12th in batting average, 17th in on-base percentage, and 10th in slugging.
• Steven Kwan is batting .275 with 21 doubles, a triple, nine home runs and 41 walks. He's slugging .387 with an on-base percentage of .336.
• Among qualifiers, he ranks 40th in batting average, 63rd in on-base percentage and 128th in slugging percentage.
• Carlos Santana has 86 hits this season and has a slash line of .227/.319/.338.
• Kyle Manzardo has been key for Cleveland with 80 hits, an OBP of .323 plus a slugging percentage of .491.
• Manzardo has safely hit in five games in a row. During his last five outings he is batting .438 with a double, three home runs, three walks and five RBIs.

Marlins Player Leaders

• Kyle Stowers has 110 hits with a .362 on-base percentage, leading the Marlins in both categories. He's batting .284 and slugging .539.
• Including all the qualifying hitters in the majors, his batting average is 23rd, his on-base percentage is 24th, and he is ninth in slugging.
• Xavier Edwards is slugging .366 to pace his team. He has a batting average of .302 with an on-base percentage of .361.
• His batting average ranks sixth among all qualified players, his on-base percentage ranks 25th, and he is 139th in slugging.
• Otto Lopez is batting .242 with 15 doubles, 11 home runs and 38 walks.
• Agustin Ramirez is hitting .236 with 24 doubles, a triple, 17 home runs and 24 walks.

Guardians vs Marlins Head to Head

• 8/12/2025: 4-3 CLE (Favorite: Guardians, Spread: -1.5, Total: 8.5, Favorite Moneyline: -136, Underdog Moneyline: +116)
• 6/9/2024: 6-3 CLE (Favorite: Guardians, Spread: -1.5, Total: 8.5, Favorite Moneyline: -122, Underdog Moneyline: +104)
• 6/8/2024: 8-0 CLE (Favorite: Guardians, Spread: -1.5, Total: 8, Favorite Moneyline: -158, Underdog Moneyline: +134)
• 6/7/2024: 3-2 MIA (Favorite: Guardians, Spread: -1.5, Total: 7.5, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 4/23/2023: 7-4 CLE (Favorite: Guardians, Spread: -1.5, Total: 7.5, Favorite Moneyline: -124, Underdog Moneyline: +106)
• 4/22/2023: 3-2 MIA (Favorite: Guardians, Spread: -1.5, Total: 7.5, Favorite Moneyline: -134, Underdog Moneyline: +116)

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