May 23, 2025 6:10 AM EST

Seattle Mariners vs Houston Astros 5/23/2025

AccuScore.com Game Forecast Preview  
Save 10% off membership by using coupon code: PREVIEW

The Houston Astros are 15-9 at home this season and are solid favorites to beat the Seattle Mariners who are 10-8 on the road this season. The Astros have a better than 55% chance of winning based on 10,000 game simulations generated one play at a time by the AccuScore Simulation Supercomputer. Astros starter Ryan Gusto is forecasted to have a better game than Mariners starter Emerson Hancock. Ryan Gusto has a 43% chance of having a Quality Start (QS) while Emerson Hancock has a 25% chance of a QS. If Ryan Gusto has a quality start the Astros has a 83% chance of winning. His simulated strikeout to walk ratio is 4.7 and he has a 36% chance of having a 5 to 1 K/BB ratio. When he has a 5/1 ratio the Astros win 62%. In Emerson Hancock quality starts the Mariners win 70%. He has a 30% chance of having a 5 to 1 K/BB ratio and if he does his team wins 70% of simulations. In simulations we tracked the batter for each team that was most productive based his average hits, walks and RBI per simulation. The most productive batter for the Houston Astros is Yordan Alvarez who averaged 2.62 hits+walks+RBI. He has a 47% chance of having a big game with 3+ Hits, Walks, RBI and if he has a big game the Astros have a 71% chance of winning. The most productive batter for the Seattle Mariners is Jorge Polanco who averaged 2.6 hits+walks+RBI. He has a 45% chance of having a big game with 3+ Hits, Walks, RBI and if he has a big game the Mariners have a 52% chance of winning.

CURRENT SEASON: We advise relying on these trends after the first 6 to 8 weeks of the season. UNITS EDGE FAVORS: Houston Astros

Seattle MarinersRECORDHouston AstrosRECORDUNITS EDGE
Record on the Road10-8, 56% 155Record at Home15-9, 62% 248Houston Astros
VS Houston Astros2-1, 67% 65VS Seattle Mariners1-2, 33% -107Seattle Mariners
vs Team .500 or Better15-16, 48% -346vs Team .500 or Better16-14, 53% -51Houston Astros
Record As Road Underdog4-6, 40% -124Record As Home Favorite13-8, 62% 143Houston Astros
When Emerson Hancock Starts4-2, 67% 194When Ryan Gusto Starts3-2, 60% 34Seattle Mariners

PAST 30 DAYS: We advise incorporating these trends along with the current Season after the first 6 to 8 weeks. UNITS EDGE FAVORS: Seattle Mariners

Seattle MarinersRECORDHouston AstrosRECORDUNITS EDGE
Record on the Road6-2, 75% 406Record at Home7-3, 70% 210Seattle Mariners
VS Houston Astros0-0 No GamesVS Seattle Mariners0-0 No GamesN/A
vs Team .500 or Better3-6, 33% -314vs Team Under .5004-5, 44% -268Houston Astros
Record As Road Underdog3-1, 75% 272Record As Home Favorite7-3, 70% 210Seattle Mariners
When Emerson Hancock Starts3-1, 75% 190When Ryan Gusto Starts2-1, 67% 69Seattle Mariners

OVER-UNDER TRENDS

Seattle MarinersRECORDHouston AstrosRECORDO-U EDGE
OVER-UNDER ON ROAD12-6, 67% OverOVER-UNDER AT HOME10-14, 42% OverOVER
ROAD OVER-UNDER PAST 30 DAYS5-3, 62% OverROAD OVER-UNDER PAST 30 DAYS5-5, 50% OverOVER
ROAD OVER-UNDER LAST SEASON45-31, 59% OverROAD OVER-UNDER LAST SEASON39-41, 49% OverUNDER
OVER-UNDER IN Emerson Hancock STARTS5-1, 83% OverOVER-UNDER IN Ryan Gusto STARTS3-2, 60% OverN/A

ACCUSCORE ADVISOR: AccuScore simulates every game thousands of times one play at a time. We are the industry standard in sports forecasting and the only company to be paid for sports picks and predictions by the biggest sports companies in the world. Our newest product, the AccuScore Advisor, provides Side Value, Money Line and Over-Under picks for every MLB game and rates them as One, Two, Three or Four Star picks. Three and Four Star picks have delivered over +10,000 units of profit the past 2 seasons. Visit AccuScore.com to find out what AccuScore\'s Advisor recommends for this game. The following trends are AccuScore\'s RIGHT-WRONG records and units (+/-) when making picks involving these teams.

SIDE VALUE (Current Season) - Seattle Mariners Road Games: 4-14, 22% -969 Houston Astros Home Games: 15-9, 62% +347 SIDE VALUE (PAST 30 DAYS) - Seattle Mariners Road Games: 2-6, 25% -355 Houston Astros Home Games: 8-2, 80% +477

MONEY LINE (Current Season) - Seattle Mariners Road Games: 8-10, 44% -399 Houston Astros Home Games: 15-9, 62% +294 MONEY LINE (PAST 30 DAYS) - Seattle Mariners Road Games: 3-5, 38% -297 Houston Astros Home Games: 8-2, 80% +424

OVER-UNDER RECORD (Current Season) - Seattle Mariners Road Games: 5-13, 28% -930 Houston Astros Home Games: 14-9, 61% + 410 OVER-UNDER RECORD (PAST 30 DAYS) - Seattle Mariners Road Games: 3-5, 38% -250 Houston Astros Home Games: 6-3, 67% + 270

Click here to see AccuScore's pick for this game

Save 10% off membership by using coupon code: PREVIEW