Marlins vs Reds Prediction, Odds: MLB Picks, Preview for Monday, July 7

The Miami Marlins (40-48) and Cincinnati Reds (46-44) will face off in the MLB tonight. First pitch from Great American Ball Park is scheduled for 7:10 p.m. ET. The game will broadcast live on FDSFL.

The Reds will send Brady Singer to the mound against the Marlins’ Janson Junk in the opener of a four-game series tonight. Cincinnati is a -135 favorite to win outright on the moneyline, while Miami is +115 to pull off the upset. The over/under is set at 9 total runs.

Continue below for my Marlins vs Reds predictions and MLB picks for Monday, July 7, as well as probable pitchers, betting trends, injury reports and more.

Marlins vs Reds Picks, Prediction

• Marlins vs Reds pick: Under 9 Runs (-105)

My Marlins vs Reds best bet is on the under, with the best line currently available at BetMGM. But as always, make sure to find the best odds by checking our live MLB odds page.

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Marlins vs Reds Odds for Monday, July 7

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• Marlins vs Reds run line: Reds -1.5 (+150), Marlins +1.5 (-185)
• Marlins vs Reds over/under: 9 total runs
• Marlins vs Reds moneyline: Reds -135, Marlins +115
• Marlins vs Reds best bet: Under 9 (-105)

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Miami Marlins vs Cincinnati Reds MLB Preview

The Marlins have not scored more than five runs in their past five games. Their offense ranks 23rd in MLB with 96 wRC+, but in July, they fell to the 26th spot with a mere 71 wRC+.

Tonight, they will face Brady Singer, who holds a 3.67 ERA in his last seven outings.

The Reds offense is in a cold streak of its own, albeit a shorter and more radical one. They have only scored one run in each of their past two games.

Janson Junk will take the ball for Miami, coming off an excellent start against the Twins with six complete innings, six hits, two runs and seven strikeouts.

The Reds rank 24th in run production since the start of June with 93 wRC+.

This aligns with the under recommendation from Bet Labs, using the Steam Unders with Low OU Support system.

Marlins vs Reds Betting Predictions

This MLB betting system, titled “Steam Unders with Low OU Support,” is built on the premise that sharp money moving totals downward, paired with weak public support on the under, creates an exploitable edge in the betting market.

The strategy focuses on regular season games from 2019 to 2025, where the closing total lands between 8 and 10, sweet spots for scoring volatility.

It isolates games where the over/under line has dropped significantly from open to close, signaling smart money on the under, yet public sentiment heavily favors the over, with only a small share of bets backing the under.

This mismatch between money and ticket count indicates potential value, especially when the difference between those two figures is meaningful but not extreme.

To reduce noise, the system excludes games played in extreme heat or cold, only including those where temperatures range from mild to warm.

It also requires both teams to have a recent record of games that hover around the total, suggesting no extreme streaks skewing expectations.

These filters ensure that neither team is riding unsustainable over or under trends.

Ultimately, this system looks for low-confidence unders that have been steamed down by sharp bettors, where public interest is light and the number still sits within a realistic scoring range.

The result is a consistent edge, supported by a large sample size and a strong return on investment.

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Marlins vs Reds Best Bet

• Under 9 (-105, BetMGM)

Marlins vs Reds Betting Trends

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