Nationals vs. Diamondbacks Dunkel MLB Picks, Predictions and Prop Bets - July 25

The Arizona Diamondbacks aim to prolong their four-game winning streak when they square off against the Washington Nationals on Saturday at 4:05 p.m. ET, at Nationals Park. Foster Griffin (11-2, 2.68 ERA) gets the start for the Nationals, who are 52-52 this season and fourth in the NL East. Mitch Bratt (0-0, 5.06 ERA) is expected to start for the Diamondbacks, who are 55-49 and second in the NL West.

At home, the Nationals are favored to win on the moneyline (-145) over the Diamondbacks (+119). The contest has an over/under set at 9.

Nationals vs. Diamondbacks Odds, Game Time

• Game day: Saturday, July 25, 2026
• Game time: 4:05 p.m. ET
• Location: Washington D.C.
• Stadium: Nationals Park
• Favorite: Nationals (-145)
• Underdog: Diamondbacks (+119)
• Over/under: 9

How to Watch Nationals vs. Diamondbacks

• TV Channel: NATS and ARID
• Live Stream: Fubo (Watch for free)

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Nationals vs. Diamondbacks: Betting the Moneyline

• The Nationals have won 54.5% of the games this season when they were the moneyline favorite (12-10).
• Arizona has been underdogs in 57 games this season and has come away with the win 25 times (43.9%) in those contests.
• Washington is 2-1 this season when entering a game favored by -145 or more on the moneyline.
• This year, the Diamondbacks have won nine of 22 games when listed as at least +119 or worse on the moneyline.
• The Nationals have a 59.2% chance to win this contest based on the moneyline's implied probability.
• The Diamondbacks have an implied victory probability of 45.7% according to the moneyline set for this matchup.

Nationals vs. Diamondbacks: Betting the Spread & Total

• The Nationals have combined with opponents to hit the over on the total 58 times this season for a 58-40-6 record against the over/under.
• Arizona and its opponents have hit the over in 45 of its 104 games with a total this season.
• The Nationals have put together a 62-42-0 record against the spread this season (covering 59.6% of the time).
• The Diamondbacks are 57-47-0 against the spread in their 104 games that had a posted line this season.