Braves vs Marlins Prediction, Odds, Moneyline, Spread & Over/Under for May 21

Odds updated as of 6:12 p.m.

The Atlanta Braves versus the Miami Marlins is on the MLB schedule for Thursday.

All the info you need to make smart wagers on this game at FanDuel Sportsbook can be found below. Check out all of the latest MLB betting lines here.

Braves vs Marlins Game Info

• Atlanta Braves (34-16) vs. Miami Marlins (22-28)
• Date: Thursday, May 21, 2026
• Time: 6:40 p.m. ET
• Venue: loanDepot park -- Miami, Florida
• Coverage: Marlins.TV and BravesVsn

Braves vs Marlins Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: ATL: (-136) | MIA: (+116)
• Spread: ATL: -1.5 (+126) | MIA: +1.5 (-152)
• Total: 7.5 -- Over: (-106) | Under: (-114)

Braves vs Marlins Probable Starting Pitchers

Probable Pitchers: Spencer Strider (Braves) - 1-0, 2.45 ERA vs Sandy Alcantara (Marlins) - 3-2, 3.53 ERA

The Braves will give the nod to Spencer Strider (1-0, 2.45 ERA), who is eyeing win No. 2 on the season, and the Marlins will counter with Sandy Alcantara (3-2, 3.53 ERA). Strider's team is 2-1-0 against the spread in his starts this season. Strider's team is 2-0 this season when he starts and they're favored on the moneyline. When Alcantara starts, the Marlins have gone 5-5-0 against the spread. The Marlins are 2-1 in Alcantara's three starts this season that they were the underdog on the moneyline.

Braves vs Marlins Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Braves win (52.2%)

Braves vs Marlins Moneyline

• Looking at the moneyline for Braves-Marlins, Atlanta is the favorite at -136, and Miami is +116 playing at home.

Braves vs Marlins Spread

• The Braves are 1.5-run road favorites on the runline against the Marlins. The Braves are +126 to cover, and the Marlins are -152.

Braves vs Marlins Over/Under

• Braves versus Marlins on May 21 has an over/under of 7.5 runs, with the odds on the over -106 and the under set at -114.

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Braves vs Marlins Betting Trends

• The Braves have come away with 28 wins in the 38 contests they have been listed as the favorites in this season.
• This season Atlanta has come away with a win 19 times in 25 chances when named as a favorite of at least -136 on the moneyline.
• The Braves and their opponents have gone over the total this season in 22 of their 50 opportunities.
• The Braves have posted a record of 33-17-0 against the spread this season.
• The Marlins are 4-18 in games they were the underdog on the moneyline (winning 18.2% of those games).
• When it has played as a moneyline underdog with odds of +116 or longer, Miami has a 3-11 record (winning only 21.4% of its games).
• The Marlins have had an over/under set by bookmakers 49 times, and have combined with opponents to go over the total in 30 of those games (30-18-1).
• The Marlins have gone 20-29-0 ATS this season.

Braves Player Leaders

• Matt Olson has 54 hits, which is best among Atlanta hitters this season, while batting .281 with 30 extra-base hits. He has an on-base percentage of .361 and a slugging percentage of .583.
• Among all qualifying batters in MLB, his batting average ranks 38th, his on-base percentage ranks 39th, and he is fifth in slugging.
• Olson hopes to build on a three-game hitting streak in this matchup. In his last five games he is batting .222 with a double, three walks and five RBIs.
• Ozzie Albies has eight doubles, eight home runs and 16 walks. He's batting .276 and slugging .443 with an on-base percentage of .332.
• He ranks 47th in batting average, 79th in on-base percentage and 57th in slugging among qualifying hitters.
• Michael Harris II is batting .294 with a .491 slugging percentage and 26 RBI this year.
• Harris enters this game with two games in a row with at least one hit. In his last five games he is hitting .200 with a home run, a walk and two RBIs.
• Mauricio Dubon has been key for Atlanta with 45 hits, an OBP of .311 plus a slugging percentage of .392.
• Dubon has hit safely in three straight games. In his last five games he is hitting .250 with a double, a walk and an RBI.

Marlins Player Leaders

• Xavier Edwards has accumulated a team-best .398 on-base percentage. He's batting .317 and slugging .489.
• Including all the qualifying hitters in the majors, his batting average ranks ninth, his on-base percentage is seventh, and he is 32nd in slugging.
• Edwards heads into this matchup on a six-game hitting streak. In his last 10 outings he is hitting .293 with a double, a triple, two home runs, three walks and five RBIs.
• Liam Hicks is batting .288 with four doubles, nine home runs and 13 walks. He's slugging .490 with an on-base percentage of .351.
• Including all qualified players, his batting average puts him 30th, his on-base percentage ranks 59th, and he is 31st in slugging.
• Otto Lopez has racked up a slugging percentage of .497 and has 68 hits, both team-high numbers for the Marlins.
• Jakob Marsee is hitting .214 with five doubles, three triples, three home runs and 28 walks.

Braves vs Marlins Head to Head

• 5/20/2026: 9-1 ATL (Favorite: Braves, Spread: -1.5, Total: 7, Favorite Moneyline: -188, Underdog Moneyline: +158)
• 5/19/2026: 8-4 ATL (Favorite: Braves, Spread: -1.5, Total: 8, Favorite Moneyline: -138, Underdog Moneyline: +118)
• 5/18/2026: 12-0 MIA (Favorite: Marlins, Spread: -1.5, Total: 8.5, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 4/15/2026: 6-3 ATL (Favorite: Braves, Spread: -1.5, Total: 9, Favorite Moneyline: -168, Underdog Moneyline: +142)
• 4/14/2026: 6-5 ATL (Favorite: Braves, Spread: -1.5, Total: 8.5, Favorite Moneyline: -162, Underdog Moneyline: +136)
• 4/13/2026: 10-4 MIA (Favorite: Braves, Spread: -1.5, Total: 8, Favorite Moneyline: -148, Underdog Moneyline: +126)
• 8/27/2025: 12-1 ATL (Favorite: Braves, Spread: -1.5, Total: 8.5, Favorite Moneyline: -122, Underdog Moneyline: +104)
• 8/26/2025: 11-2 ATL (Favorite: Braves, Spread: -1.5, Total: 7.5, Favorite Moneyline: -122, Underdog Moneyline: +104)
• 8/25/2025: 2-1 MIA (Favorite: Braves, Spread: -1.5, Total: 7.5, Favorite Moneyline: -118, Underdog Moneyline: -100)
• 8/10/2025: 7-1 ATL (Favorite: Braves, Spread: -1.5, Total: 8.5, Favorite Moneyline: -132, Underdog Moneyline: +112)

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