MLB picks today: Sunday's MLB best bets include Royals vs. Red Sox play [9/13/2026]

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Written by Mac Douglass

Get MLB picks today and best bets for Sunday, September 13, 2026.

MLB Best Bets.
These MLB betting picks for September 13, 2026, are based on the latest odds and probabilities for Sunday's games.

Today’s MLB picks for September 13, 2026 are here, with Royals vs. Red Sox and Orioles vs. Blue Jays among the top plays identified by our model across Sunday’s MLB schedule.

Dimers’ predictive analytics engine runs 24/7, searching the latest baseball odds to uncover real betting edges. The result? Data-backed picks that help Dimers Pro members make smarter decisions.

List of MLB best bets today [9/13, updated 4:32AM ET]

Below, you’ll find today’s top 10 MLB best bets, ranked by edge for Sunday, September 13, 2026.

Royals vs. Red Sox Over 7.5 runs (+108)

Our model has identified value on Over 7.5 runs in Royals vs. Red Sox at +108 odds. A 56.5% probability produces an edge of 8.4%, making this the strongest play for today's MLB slate.

 

Orioles vs. Blue Jays Over 7.5 runs (+108)

Orioles vs. Blue Jays over 7.5 runs carries a 7.5% edge and a probability of 55.5% at +108 odds, according to our model.

 

Rangers vs. Diamondbacks Over 8.5 runs (+104)

Rangers vs. Diamondbacks Over 8.5 runs at +104 odds shows a 6.9% edge, supported by a 56% probability in simulations.

 

Mets vs. Yankees over 7.5 runs (-108)

A 6.7% edge and 58.6% probability make Mets vs. Yankees over 7.5 runs a value play in the Mets vs. Yankees matchup, per our model.

 

Phillies vs. Braves Over 9 runs (+105)

Phillies vs. Braves Over 9 runs at +105 odds presents a 6.6% edge, with simulations resulting in a probability of 55.3%.

 

Pirates vs. Cubs Over 6.5 runs (-109)

Our model finds value on Over 6.5 runs in Pirates vs. Cubs at -109 odds, supported by an edge of 4.7%.

 

Padres vs. Giants Over 7 runs (+100)

Our model has uncovered value on Padres vs. Giants Over 7 runs at +100 odds. A 54.5% probability produces a 4.5% edge, making this a strong play for today's MLB action.

 

Blue Jays -1.5 (+162)

A 3.8% edge on a 42% probability makes Blue Jays -1.5 at +162 odds a solid value play in today's Orioles vs. Blue Jays matchup.

 

Reds ML (+178)

Our model projects value on Reds to win at +178 odds. A 39.7% probability produces a 3.8% edge, making Reds the favorable ML play in today's matchup.

 

Athletics +1.5 (-122)

Rounding out our top 10 bets, Athletics +1.5 at -122 odds shows a 58.6% probability and a 3.7% edge.

 

MLB best bets summary: Sunday, 9/13/2026

As of 4:32AM ET, here are our top MLB bets by edge recommended by our model:

Matchup Bet Odds Edge Prob.
Royals vs. Red Sox Over 7.5 runs +108 @ Polymarket 8.4% 56.5%
Orioles vs. Blue Jays Over 7.5 runs +108 @ Polymarket 7.5% 55.5%
Rangers vs. Diamondbacks Over 8.5 Runs +104 @ Polymarket 6.9% 56%
Mets vs. Yankees Over 7.5 runs -108 @ Novig 6.7% 58.6%
Phillies vs. Braves Over 9 Runs +105 @ BetMGM 6.6% 55.3%
Pirates vs. Cubs Over 6.5 Runs -109 @ BetRivers 4.7% 56.9%
Padres vs. Giants Over 7 Runs +100 @ BetMGM 4.5% 54.5%
Orioles vs. Blue Jays Blue Jays -1.5 +162 @ FanDuel 3.8% 42%
Reds vs. Brewers Reds ML +178 @ Novig 3.8% 39.7%
Mariners vs. Athletics Athletics +1.5 -122 @ Novig 3.7% 58.6%
 

List of upcoming MLB games to bet on [9/13/2026]

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Conclusion

Our MLB best bets are locked and loaded for September 13, 2026, featuring plays such as over 7.5 runs in the Royals vs. Red Sox matchup and over 7.5 runs in the Orioles vs. Blue Jays matchup. Powered by advanced simulations, these picks are here to boost your betting game.

Our predictions are rooted 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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Written by
Mac Douglass
Senior Editor

Mac Douglass specializes in NFL previews for the NFC South and NFC East, MLB best bets, Formula 1 race previews, and professional tennis insights. Combining predictive simulations and data-driven sports analysis, Mac provides in-depth content to elevate the betting experience for sports fans.

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