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Mariners vs. Astros Prediction, Picks and Odds

Our detailed prediction and analysis for the Mariners vs. Astros MLB game on September 21, 2025 is featured below. Drawing from 10,000 game simulations, we provide expert picks, betting odds, and insights.
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MLB
Mariners
7
3
Sep 21, 11:10PM Daikin Park
Astros
Sep 21, 11:10PM Daikin Park
In-Play ProbabilitiesIn-Play
Game PredictionsPre-Game
Dimers Pro Best Bets
1 2 3 4 5 6 7 8 9 RHE
Mariners
0 7 0 0 0 0 0 0 0 7 8 1
Astros
0 0 1 0 0 0 1 1 0 3 7 0
Live Probabilities
Moneyline
Over / Under
Run Line
Mariners SEA
Win %
100%
0%
Astros HOU
Win Probability
Last At Bat
Outs
Jose Altuve called out on strikes.
Quick Box Score
Hitting
Pitching
Mariners Hitting
No.PlayerPosABRHRBIHRBBSOAVGOPS
1 R. Arozarena LF41100010.250.500
2 C. Raleigh C41121030.251.250
3 J. Rodríguez CF40100010.250.500
4 J. Naylor 1B40200000.51.250
5 L. Rivas 2B000000000.000
6 E. Suárez 3B31100100.3330.833
7 M. Garver DH100000000.000
8 V. Robles RF310101100.250
9 J. Crawford SS41141010.251.250
Astros Hitting
No.PlayerPosABRHRBIHRBBSOAVGOPS
1 J. Altuve 2B30210110.6671.800
2 C. Correa 3B400000100.000
3 I. Paredes DH41111010.251.250
4 J. Sánchez LF400000100.000
5 C. Walker 1B40100010.250.500
6 Y. Diaz C400000000.000
7 J. Meyers CF400000000.000
8 Z. Cole RF42211000.51.750
9 V. Caratini PH100000000.000

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Mariners vs. Astros: Detailed Breakdown

Matchup Overview

  • Teams: Mariners vs. Astros
  • Date: Sunday, September 21, 2025
  • Time: 7:10 PM ET
  • Venue: Daikin Park

Current Betting Odds

  • Spread: Mariners favored at -1.5
  • Total (Over/Under): 7.5
  • Moneyline Odds: Mariners -107, Astros +125

Dimers' Win Probabilities

  • Mariners: 56%
  • Astros: 44%

Dimers' predictive model, renowned for its accuracy, assesses each team's chances by simulating the outcome of the game 10,000 times. This method provides a precise and unbiased view.

Our Prediction: Who Wins?

After extensive simulations, our model gives the Mariners a win probability of 56%, while the Astros have a win probability of 44%. Discover the best spread, over/under, and moneyline odds for the game on this page.

Summary

According to our analysis, the Mariners are more likely to beat the Astros in the MLB game at Daikin Park on Sunday. Discover the best spread, over/under and moneyline odds, picks and probabilities for the game on this page.

Our Mariners vs. Astros predictions, based on sophisticated simulations and current data, guide you in making informed decisions. Remember to bet responsibly and within your financial limits.

For additional resources and advice on responsible gambling, please call 1-800-GAMBLER.

When you click or tap on a link on Dimers that goes to a third-party website that we have a commercial relationship with (such as a sportsbook), we may receive a referral fee.

For further insights, explore our expert MLB predictions and the best MLB bets today, while our in-depth analysis includes MLB props, MLB futures, MLB odds, and the latest MLB news.

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