Nationals vs. Diamondbacks Prediction: Arizona Predicted to Win Saturday's MLB Matchup [5/31/2025]

The Arizona Diamondbacks will square off with the Washington Nationals in MLB action at Chase Field on Saturday, beginning at 10:10PM ET.

The Diamondbacks will start Brandon Pfaadt (7-3, 3.90 ERA), up against Michael Soroka (1-3, 5.61 ERA) for the Nationals.

Based on the latest simulations, Dimers' advanced MLB model (see Dimers Pro for full access) projects the Diamondbacks as the most likely winner of today's game.

"Our team has used the latest data to run 10,000 simulations of Saturday's Washington-Arizona game," said Dimers' Chief Content Officer, Nick Slade.

"By incorporating recent updates and various other inputs, we estimate that the Diamondbacks are more likely to win, while the Nationals have a lower chance of victory."

For expanded analysis of Saturday's matchup, including best bets and picks, visit our interactive Nationals vs. Diamondbacks predictions page.

Diamondbacks vs. Nationals Prediction: Who Will Win, Cover the Run Line?

Using powerful machine learning and statistical analysis, we have simulated the outcome of Saturday's MLB matchup between the Nationals and Diamondbacks 10,000 times as part of our MLB predictions coverage.

Our famous predictive model gives the Diamondbacks a 61% chance of defeating the Nationals.

According to our model, the Nationals (+1.5) have a 57% chance of covering the run line, while the 9.5-run over/under has a 51% chance of going over.

Nationals vs. Diamondbacks Odds [5/31/2025]

We have researched the best MLB odds in America for this game, which are listed here:

Bet Type	Nationals	Diamondbacks
Run Line	+1.5 (-125)	-1.5 (+110)
Moneyline	+160	-188
Total	o9.5 (-115)	u9.5 (-102)

All odds are correct at the time of publication and are subject to change.

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Nationals vs. Diamondbacks Picks and Best Bets

Our model's strongest edge in today's Nationals vs. Diamondbacks matchup is on the total.

Our expert predictions, aligned with the best odds, reveal the best MLB picks and MLB best bets for every game throughout the season.

Unlimited access to our complete suite of picks, including this one, is available via Dimers Pro.

Calling Our Shot's Best Bets

Calling Our Shot produces daily MLB betting content, including the latest predictions featured below.

Nationals vs. Diamondbacks Game-Day Updates and Essential Details

Saturday's MLB action between the Diamondbacks and Nationals at Chase Field is scheduled to start at 10:10PM ET.

• Who: Washington Nationals vs. Arizona Diamondbacks
• Date: Saturday, May 31, 2025
• Time: 10:10PM ET/7:10PM PT
• Venue: Chase Field

Dimers.com's full preview of Saturday's Nationals vs. Diamondbacks matchup includes our prediction, picks and the latest betting odds.

Before making any Washington vs. Arizona picks, be sure to check out the latest MLB predictions and betting advice from Dimers Pro.

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Conclusion

We predict the Diamondbacks, with a 61% win probability, will likely beat the Nationals on Saturday.

AI and automation have enhanced this article to quickly deliver accurate Nationals vs. Diamondbacks insights, with human oversight ensuring high editorial quality. Our predictions are drawn from up-to-date data to help you make informed decisions. For additional resources and advice on responsible gambling, please call 1-800-GAMBLER.

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