MLB · Sat, Aug 29 · 4:05 PM

Marlins at Nationals

O/U 7.5 · RL Nationals -1.5 · Nationals Park

GARY'S PICK

MLBvs Marlins· -104

Nationals Park gets a strong pitching matchup at essentially pick’em pricing. In a game with narrow margins, Washington has the better combination of current starting-pitcher form and season-long offense. Cade Cavalli enters with a 0.90 ERA, 28 K and 4 BB across his last three starts. Sandy Alcantara has remained effective, but his corresponding line is a 2.25 ERA, 9 K and 7 BB. Cavalli also owns a 3.43 home ERA, while Alcantara carries a 4.11 road ERA. Washington has the stronger offensive baseline: a .757 OPS and 5.2 R/G compared with Miami’s .725 and 4.3. The Nationals also hold a smaller .746-to-.736 OPS advantage against right-handed pitching. Over the last 10 games, Washington has scored 4.3 R/G while Miami has scored 3.4. Miami’s 11-4 season-series advantage and its bullpen’s 3.76 ERA compared with Washington’s 4.03 keep this from being a high-confidence play. At -104, however, Cavalli’s current strikeout-and-walk profile and Washington’s stronger offensive production are enough to back the Nationals outright.

The pick & result

Published pick: Nationals ML -104
Published odds: -104
Result: Won
Final score: 4-5

Odds are the American price printed with this pick, not a current offer. Wins, losses and pushes remain on the public record; a missing grade is not a win.

The read

Cade Cavalli enters with a 0.90 ERA, 28 K and 4 BB across his last three starts. Sandy Alcantara has remained effective, but his corresponding line is a 2.25 ERA, 9 K and 7 BB. Cavalli also owns a 3.43 home ERA, while Alcantara carries a 4.11 road ERA.

Washington has the stronger offensive baseline: a .757 OPS and 5.2 R/G compared with Miami’s .725 and 4.3. The Nationals also hold a smaller .746-to-.736 OPS advantage against right-handed pitching. Over the last 10 games, Washington has scored 4.3 R/G while Miami has scored 3.4.

Miami’s 11-4 season-series advantage and its bullpen’s 3.76 ERA compared with Washington’s 4.03 keep this from being a high-confidence play. At -104, however, Cavalli’s current strikeout-and-walk profile and Washington’s stronger offensive production are enough to back the Nationals outright.

The research

The dated measurements the app shows under this card — observations with their sample and source, not predictions.

STARTER FORM

Cade Cavalli: 0.90 ERA over his last 3 starts
0.90
Cavalli’s 0.90 ERA over his last three starts comes with length and very little traffic. Miami is catching him in genuinely strong form, not a short-lived escape act.

PLATOON EDGE

Griffin Conine (bats L) hits 4th against Cade Cavalli (RHP)
.968
Conine’s platoon advantage lands in the cleanup spot, where one swing can cash in any early traffic. Cavalli’s right-handed look makes Conine a legitimate run-production threat.
Kyle Stowers (bats L) draws Cade Cavalli (RHP), batting 1st
.852
Stowers gets his preferred right-handed matchup from the leadoff spot. That maximizes his chances to use the platoon edge and set Miami’s offense in motion.

COOLING OFF

CJ Abrams: .481 OPS in Last 15 Days
.481
Smallest sample of the group, so the ugly number carries the least weight of anyone here. He was running well above average before this hit, and that doesn't vanish in two weeks — trust the season-long version tonight.

HR THREAT

Griffin Conine
+550
Gary's Take This is a price-driven power shot. All 14 of Conine’s home runs have come against right-handed pitching, and he owns a .968 OPS across 151 at-bats in that split.

BULLPEN

Miami Marlins pen: 14.7 relief IP over their last 3 games
14.7 IP
Monteverde eating a long outing early kept this pen fresh even with ten arms used this week — only Zuber and Vodnik have gone twice, and neither was pushed hard. Washington's unlikely to find a tired arm here tonight.

FIRST INNING

WSH have gone quiet in the 1st: runs in 1 of their last 10
1/10
Cavalli and Alcantara have both been airtight in the first inning, which tells me Washington's drought holds one more night and Miami doesn't get anything cheap and early either. Scoreless first is the play here, with the real action waiting for the middle innings.

HEAD-TO-HEAD

Marlins are 11-4 vs Nationals this season
11-4
Miami owns the season series 11-4, but I'm not fighting the last result — Washington just hung a 9-2 blowout on the Marlins and gets another shot at home tonight. Fresher form over cumulative record here.

TEAM RECORD

Nationals 7-1 in Cade Cavalli's last 8 starts
7-1
Washington's built real rhythm behind Cavalli, the pen trusting him deep and the bats showing up on schedule. Miami walks into a home crowd that isn't in the mood to give that up tonight.

All research from this day

About this analysis

Who made it: Gary AI, an AI sports-analysis product operated by Gary A.I. LLC. No human reviewer is claimed unless one is explicitly named.
Published data: Daily picks first stored August 27, 2026 at 3:21 PM ET.
Odds record: The pick receipt shows the price printed in the published ticket. The matchup market and line ladder provide separate market context. Stored sportsbook sources: fanduel, fanatics, betmgm, draftkings, caesars, betrivers.
Accountability: Read the editorial standards, source policy, and corrections process.

Props on this game

GARY'S PICK
CADE CAVALLIK'S OVER 6.5
MLBWashington Nationals· +120
✓ CASHED · ACTUAL 8
Cavalli has cleared this line in six of his last eight starts, including 28 strikeouts across his last 20 innings. His knuckle curve owns a 38.7% whiff rate, and the sweeper gives him another legitimate chase pitch. Miami’s lineup has several high-strikeout bats, particularly Kyle Stowers, Griffin Conine and Owen Caissie. Cavalli has reached at least six innings in eight straight starts, so the workload should be there. Getting plus money on seven strikeouts is worth the play.
Cade Cavalli
K'S over 6.5
+120 · CASHED · ACTUAL 8
Washington Nationals
Cavalli has cleared this line in six of his last eight starts, including 28 strikeouts across his last 20 innings. His knuckle curve owns a 38.7% whiff rate, and the sweeper gives him another legitimate chase pitch.
Miami’s lineup has several high-strikeout bats, particularly Kyle Stowers, Griffin Conine and Owen Caissie. Cavalli has reached at least six innings in eight straight starts, so the workload should be there. Getting plus money on seven strikeouts is worth the play.
GARY'S PICK
SANDY ALCANTARAPITCHER EARNED RUNS UNDER 2.5
MLBMiami Marlins· -115
LOST · ACTUAL 4
Alcantara has allowed two or fewer earned runs in six of his last eight starts and carries a 1.36 ERA across 33 August innings. He has permitted only five earned runs over his last 20 innings, with a 5.3% barrel rate for the season supporting the run prevention. Washington owns the stronger offensive baseline, but this lineup is also missing James Wood and faces an ace who can work deep without relying on strikeouts. Alcantara can surrender a couple of runs and still cash this nearly even-money under.
Sandy Alcantara
Pitcher Earned Runs under 2.5
-115 · LOST · ACTUAL 4
Miami Marlins
Alcantara has allowed two or fewer earned runs in six of his last eight starts and carries a 1.36 ERA across 33 August innings. He has permitted only five earned runs over his last 20 innings, with a 5.3% barrel rate for the season supporting the run prevention.
Washington owns the stronger offensive baseline, but this lineup is also missing James Wood and faces an ace who can work deep without relying on strikeouts. Alcantara can surrender a couple of runs and still cash this nearly even-money under.
THE LONG SHOT
GRIFFIN CONINEHR OVER 0.5
MLBMiami Marlins· +550
LOST · ACTUAL 0
This is a price-driven power shot. All 14 of Conine’s home runs have come against right-handed pitching, and he owns a .968 OPS across 151 at-bats in that split. He also bats cleanup, giving him a strong chance to receive four plate appearances. Cavalli has been excellent, but the home run has accounted for eight of the last 11 scoring plays against him. Left-handed hitters have produced 11 of the 17 homers he has allowed this season. Conine is volatile, but +550 is enough compensation for that risk.
Griffin Conine
HR over 0.5
+550 · LOST · ACTUAL 0
Miami Marlins
This is a price-driven power shot. All 14 of Conine’s home runs have come against right-handed pitching, and he owns a .968 OPS across 151 at-bats in that split. He also bats cleanup, giving him a strong chance to receive four plate appearances.
Cavalli has been excellent, but the home run has accounted for eight of the last 11 scoring plays against him. Left-handed hitters have produced 11 of the 17 homers he has allowed this season. Conine is volatile, but +550 is enough compensation for that risk.

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