Diamondbacks vs. Rangers prediction: Why Texas is favored to win Tuesday's MLB matchup [5/12/2026]
Get Arizona Diamondbacks vs Texas Rangers predictions for MLB Tuesday.

The Texas Rangers will square off with the Arizona Diamondbacks, in what is expected to be a tight MLB game, at Globe Life Field on Tuesday, commencing at 8:05 PM ET.
MacKenzie Gore (2-3, 5.18 ERA) will be on the bump for the Rangers, while the Diamondbacks are going with Zac Gallen (1-3, 4.70 ERA).
Based on updated simulations, Dimers' proven MLB model gives the Rangers a slight edge with a 52% win probability over the Diamondbacks.
This article offers an expanded analysis of Tuesday's Diamondbacks vs. Rangers matchup, including best bets and picks.
Diamondbacks vs. Rangers prediction: Who will win and cover?
Our famous predictive model gives the Rangers a 52% chance of beating the Diamondbacks.
According to our model, the Diamondbacks (+1.5) have a 63% chance of covering the run line, while the over/under total of eight runs has a 58% chance of going over.
Diamondbacks vs. Rangers odds [5/12/2026]
We have researched the best MLB odds in America for this game, which are listed here:
| Bet Type | Diamondbacks | Rangers |
|---|---|---|
| Run Line | +1.5 (-193) | -1.5 (+165) |
| Moneyline | +110 | -125 |
| Total | o8 (-105) | u8 (-115) |
All odds are correct at the time of publication and are subject to change.
Diamondbacks vs. Rangers picks and best bet
After matching our predictions against the best current odds, we can reveal our picks for each of the major markets. Plus, find our best bet for the game below:
| Bet Type | Pick | Bet Now |
|---|---|---|
| Run Line | Rangers -1.5 | +165 |
| Moneyline | Diamondbacks | +110 |
| Total | Over 8 | -105 |
According to our MLB best bets, the top play to make on this game is Over 8 total runs.
These picks are based on our probabilities matched against the implied probabilities from the sportsbook odds.
Diamondbacks vs. Rangers game-day updates and essential details
Tuesday's MLB game between the Rangers and Diamondbacks at Globe Life Field is scheduled to begin at 8:05 PM ET.
- Who: Arizona Diamondbacks vs. Texas Rangers
- Date: Tuesday, May 12, 2026
- Time: 8:05 PM ET/5:05PM PT
- Venue: Globe Life Field
Conclusion
We predict the Rangers, with a 52% win probability, will likely beat the Diamondbacks in Tuesday's MLB matchup.
Additional tools and information for betting safely can be found in our Responsible Gambling hub.
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