Colorado Rockies vs Seattle Mariners Picks and Prediction for Tuesday September 23 2025
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Rockies vs Mariners Game Information
The Colorado Rockies will be on the road Tuesday night for game one of three in Seattle, inside T-Mobile Park, for a game against the Seattle Mariners at 9:40 PM. Colorado is one of the worst teams in baseball, currently 70 games below .500, having won two of the last three overall. The Seattle Mariners roll into Tuesday as the top team in the American League West after a three-game sweep on the road against the Houston Astros. Stay in the loop with our MLB Picks.
Rockies Preview
Offensively, Colorado has been abysmal this season, with a .319 batting average. The Rockies have scored 584 runs on 1246 hits. The Colorado pitching has been one of the worst units in baseball with a 5.99 team ERA this season. Hunter Goodman does everything for the Colorado offense, leading the team with a .279 batting average, thirty home runs, and 88 RBI's this season.
Mariners Preview
The Seattle Mariners offense has been potent this season, with a .244 batting average. The Mariners have scored 741 runs on 1297 hits. The Seattle power has been resounding, with 230 total home runs and a .420 team slugging percentage. Julio Rodriguez leads the Seattle offense this season with a .268 batting average. Cal Raleigh has supplied the power for Seattle, leading the team with 58 home runs and 121 RBIs on the year.
Rockies vs Mariners Pitching Matchup
McCabe Brown will take the mound for Colorado on Tuesday in Seattle. Brown has no wins and four losses on the year to go along with a 9.17 ERA across 17.2 innings of work. Bryce Miller will take the mound for Seattle Tuesday night. Miller has four wins and five losses this season and a 5.58 ERA across 80.2 innings of action.
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Rockies vs Mariners Pick
This game is far more important for the Seattle Mariners, and it will show from the opening pitches on Tuesday. Look for Seattle to dominate this game, start to finish, as they roll past one of the worst teams in baseball. Take the Mariners to continue their winning ways Tuesday night as they get the win and cover at home against the Colorado Rockies.
Pick: Seattle Mariners -1.5
Secondary: Over
Lean: Cal Raleigh RBI
Final Score Prediction: Seattle Mariners win and cover 9-3.
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