Marlins vs. Rangers prediction: Why Texas is favored to win Sunday's MLB matchup [9/21/2025]

The Texas Rangers and Miami Marlins will meet in MLB action at Globe Life Field on Sunday, starting at 2:35PM ET.

The Rangers will have Merrill Kelly (12-8, 3.46 ERA) as their starting pitcher, while the Marlins have opted for Eury Pérez (7-5, 4.40 ERA).

Based on updated simulations, Dimers' proven MLB model predicts the Rangers as the most likely winner of today's game.

"Using the most recent data, our experts ran 10,000 simulations of Sunday's Marlins-Rangers game," said Dimers' Chief Content Officer, Nick Slade.

"After accounting for recent updates and other variables, our prediction shows the Rangers with a win probability of 57%, while the Marlins have 43%."

For expanded analysis of Sunday's matchup, including best bets and picks, visit our interactive Marlins vs. Rangers predictions page.

Rangers vs. Marlins prediction: Who will win, cover the run line?

Using trusted machine learning and data, we have simulated the result of Sunday's MLB matchup between the Marlins and Rangers 10,000 times as part of our MLB predictions coverage.

Our famous predictive model currently gives the Rangers a 57% chance of defeating the Marlins.

According to our model, the Marlins (+1.5) have a 62% chance of covering the run line, while the over/under total of 7.5 runs has a 54% chance of going over.

Marlins vs. Rangers odds [9/21/2025]

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

Bet Type	Marlins	Rangers
Run Line	+1.5 (-207)	-1.5 (+172)
Moneyline	+109	-124
Total	o7.5 (+104)	u7.5 (-124)

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

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Marlins vs. Rangers picks and best bets

Our model's biggest edge in today's Marlins vs. Rangers matchup is on the run line.

Our expert predictions, matched against the latest odds, reveal the best MLB picks and MLB best bets for every game throughout the season.

Unlimited access to our complete set 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 predictions featured below.

Marlins vs. Rangers game-day updates and essential details

Sunday's MLB game between the Rangers and Marlins at Globe Life Field is scheduled to begin at 2:35PM ET.

• Who: Miami Marlins vs. Texas Rangers
• Date: Sunday, September 21, 2025
• Time: 2:35PM ET/11:35AM PT
• Venue: Globe Life Field

Dimers' comprehensive preview of Sunday's Marlins vs. Rangers matchup includes our prediction, picks and the latest betting odds.

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

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Conclusion

We predict the Rangers, with a 57% win probability, will likely beat the Marlins on Sunday.

AI and automation have enhanced this article to quickly deliver accurate Marlins vs. Rangers insights, with human oversight ensuring high editorial quality. Our predictions are sourced 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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