MLB picks today: Monday's MLB best bets include Phillies vs. Diamondbacks play [8/31/2026]
Get MLB picks today and best bets for Monday, August 31, 2026.

Today’s MLB picks for August 31, 2026 are here, with Phillies vs. Diamondbacks and Athletics vs. Rangers among the top plays identified by our model across Monday’s MLB action.
Dimers’ predictive analytics engine runs 24/7, searching the latest baseball odds to find legitimate betting edges. The result? Data-backed picks that help Dimers Pro members make smarter decisions.
List of MLB best bets today [8/31, updated 3:32AM ET]
Below, you’ll find today’s top 10 MLB best bets, ranked by edge for Monday, August 31, 2026.
Phillies vs. Diamondbacks Over 8.5 runs (+108)
- Edge: 7.3%
- Probability: 55.3%
- Matchup: Phillies vs. Diamondbacks (9:40PM ET)
Our model has identified value on Over 8.5 runs in Phillies vs. Diamondbacks at +108 odds. A 55.3% probability produces an edge of 7.3%, making this the strongest play for today's MLB slate.
Athletics vs. Rangers Over 7.5 runs (+100)
- Edge: 7.2%
- Probability: 57.2%
- Matchup: Athletics vs. Rangers (8:05PM ET)
Athletics vs. Rangers over 7.5 runs carries a 7.2% edge and a probability of 57.2% at +100 odds, according to our model.
Mets ML (+163)
- Edge: 5.5%
- Probability: 43.5%
- Matchup: Mets vs. Rays (6:40PM ET)
Mets ML at +163 odds shows a 5.5% edge, supported by a 43.5% probability in simulations.
Tigers vs. Twins over 8.5 runs (+104)
- Edge: 5.1%
- Probability: 54.1%
- Matchup: Tigers vs. Twins (7:40PM ET)
A 5.1% edge and 54.1% probability make Tigers vs. Twins over 8.5 runs a value play in the Tigers vs. Twins matchup, per our model.
Astros -1.5 (+167)
- Edge: 4.9%
- Probability: 42.4%
- Matchup: White Sox vs. Astros (8:10PM ET)
Astros -1.5 at +167 odds presents a 4.9% edge, with simulations resulting in a probability of 42.4%.
Mariners vs. Red Sox Over 7.5 runs (-117)
- Edge: 4.6%
- Probability: 58.5%
- Matchup: Mariners vs. Red Sox (6:45PM ET)
Our model finds value on Over 7.5 runs in Mariners vs. Red Sox at -117 odds, supported by an edge of 4.6%.
Orioles vs. Rockies Over 10.5 runs (-113)
- Edge: 4.3%
- Probability: 57.3%
- Matchup: Orioles vs. Rockies (8:40PM ET)
Our model has uncovered value on Orioles vs. Rockies Over 10.5 runs at -113 odds. A 57.3% probability produces a 4.3% edge, making this a strong play for today's MLB action.
Athletics ML (+199)
- Edge: 4.0%
- Probability: 37.4%
- Matchup: Athletics vs. Rangers (8:05PM ET)
A 4.0% edge on a 37.4% probability makes Athletics to win at +199 odds a solid value play in today's Athletics vs. Rangers matchup.
Yankees vs. AngelsOver 8.5 runs (-106)
- Edge: 3.9%
- Probability: 55.3%
- Matchup: Yankees vs. Angels (9:38PM ET)
Our model projects value on Over 8.5 runs at -106 odds. A 55.3% probability produces a 3.9% edge, making the Over the favorable side in today's matchup.
Astros ML (-122)
- Edge: 3.7%
- Probability: 58.7%
- Matchup: White Sox vs. Astros (8:10PM ET)
Rounding out our top 10 bets, Astros to defeat White Sox at -122 odds shows a 58.7% probability and a 3.7% edge.
MLB best bets summary: Monday, 8/31/2026
As of 3:32AM ET, here are our top MLB bets by edge recommended by our model:
| Matchup | Bet | Odds | Edge | Prob. |
|---|---|---|---|---|
| Phillies vs. Diamondbacks | Over 8.5 runs | +108 @ Polymarket | 7.3% | 55.3% |
| Athletics vs. Rangers | Over 7.5 runs | +100 @ Polymarket | 7.2% | 57.2% |
| Mets vs. Rays | Mets ML | +163 @ Polymarket | 5.5% | 43.5% |
| Tigers vs. Twins | Over 8.5 runs | +104 @ Novig | 5.1% | 54.1% |
| White Sox vs. Astros | Astros -1.5 | +167 @ Novig | 4.9% | 42.4% |
| Mariners vs. Red Sox | Over 7.5 Runs | -117 @ Polymarket | 4.6% | 58.5% |
| Orioles vs. Rockies | Over 10.5 Runs | -113 @ Polymarket | 4.3% | 57.3% |
| Athletics vs. Rangers | Athletics ML | +199 @ Novig | 4.0% | 37.4% |
| Yankees vs. Angels | Over 8.5 Runs | -106 @ Novig | 3.9% | 55.3% |
| White Sox vs. Astros | Astros ML | -122 @ Polymarket | 3.7% | 58.7% |
List of upcoming MLB games to bet on [8/31/2026]
- Mets vs. Rays (6:40PM ET, Monday)
- Padres vs. Reds (6:40PM ET, Monday)
- Mariners vs. Red Sox (6:45PM ET, Monday)
- Tigers vs. Twins (7:40PM ET, Monday)
- Brewers vs. Cubs (7:40PM ET, Monday)
- Athletics vs. Rangers (8:05PM ET, Monday)
- White Sox vs. Astros (8:10PM ET, Monday)
- Orioles vs. Rockies (8:40PM ET, Monday)
- Yankees vs. Angels (9:38PM ET, Monday)
- Phillies vs. D-Backs (9:40PM ET, Monday)
Conclusion
Our MLB best bets are locked and loaded for August 31, 2026, featuring plays such as over 8.5 runs in the Phillies vs. Diamondbacks matchup and over 7.5 runs in the Athletics vs. Rangers matchup. Powered by advanced simulations, these picks are here to boost your betting game.
Our predictions are grounded in current data to help you make informed decisions. For additional resources and advice, head to our Responsible Gambling hub.
All odds and probabilities in this article are correct and accurate at the time of publication.
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