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MLB · Final

Mariners Complete Sweep Over Rockies in Close Contest

Tuesday, September 23, 2025, 9:40 PM ET · T-Mobile Park

Seattle Mariners 4, Colorado Rockies 3, final. Our MLB picks are sealed as a hash before kickoff and settled in public, losses included.

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Quick answers

Who won Colorado Rockies vs Seattle Mariners?

Seattle Mariners beat Colorado Rockies 4-3 at T-Mobile Park on September 23, 2025.

The Seattle Mariners secured a narrow victory over the Colorado Rockies, finishing the game with a score of 4-3 at T-Mobile Park. This win marked the Mariners' third consecutive victory in the series, completing a clean sweep against the Rockies. With this result, the Mariners improved their record to 88-69, while the Rockies fell to 43-114.

In terms of recent form, the Mariners have been in excellent shape, boasting a record of 9-1 in their last ten games. They are currently on a three-game winning streak, averaging 5.3 runs scored per game while allowing just 3.0 runs. Their last five games show a record of 4-1, with an impressive scoring average of 6.0 runs and 3.0 runs allowed. In contrast, the Rockies have struggled significantly, recording only 2 wins in their last ten games, with a current losing streak of one game. Their average runs scored during this stretch is just 2.6, while they have allowed an average of 5.7 runs.

At home, the Mariners have been particularly dominant, holding a perfect record of 5-0 in their last five home games. The Rockies, however, have faced difficulties on the road, managing only 1 win in their last five away games.

In their previous meetings this season, the Mariners have outperformed the Rockies, winning all three encounters. Notably, in their last matchup on April 22, 2024, the Mariners triumphed with a score of 10-2. This consistent performance against the Rockies added to the anticipation of this matchup.

In terms of injuries, the Mariners were without several key players, including Brendan Donovan (7-Day IL, concussion), Cole Wilcox (15-Day IL, oblique), Matt Brash (60-Day IL, lat), Will Wilson (60-Day IL, thumb), and Emerson Hancock (15-Day IL, groin). The Rockies also faced injury challenges, with Kris Bryant on the 60-Day IL due to a back issue, Ryan Feltner listed as day-to-day with an illness, McCade Brown on the 60-Day IL with a shoulder injury, Kyle Freeland on the 15-Day IL with a neck problem, and Kyle Karros on the 7-Day IL with a concussion.

The betting market reflected the Mariners' strong position, with a home win probability of 1.0, indicating they were favored to win according to the odds.

The game unfolded in a competitive manner, with the Rockies initially taking the lead in the second inning when Kyle Karros reached on an infield single, allowing Beck to score. The Mariners responded in the fifth inning when Canzone homered to tie the game at 1-1. In the sixth inning, the Rockies regained the lead, with Tovar hitting a single that brought Moniak and Crim across the plate, making it 3-1.

However, the Mariners staged a comeback in the eighth inning. Naylor doubled to center field, scoring Raley, Rodríguez, and Crawford, which allowed the Mariners to take a 4-3 lead. This late-game surge secured the victory for Seattle.

Overall, the Mariners showcased their resilience and ability to perform under pressure, while the Rockies continued to struggle as the season nears its conclusion. Fans watching the game witnessed a thrilling contest that highlighted the Mariners' determination to secure a playoff spot.

Injury report

  • Brendan Donovan7-Day ILConcussionSeattle Mariners
  • Cole Wilcox15-Day-ILObliqueSeattle Mariners
  • Matt Brash60-Day-ILLatSeattle Mariners
  • Will Wilson60-Day-ILThumbSeattle Mariners
  • Emerson Hancock15-Day-ILGroinSeattle Mariners
  • Kris Bryant60-Day-ILBackColorado Rockies
  • Ryan FeltnerDay-To-DayIllnessColorado Rockies
  • McCade Brown60-Day-ILShoulderColorado Rockies
  • Kyle Freeland15-Day-ILNeckColorado Rockies
  • Kyle Karros7-Day ILConcussionColorado Rockies

Recent form

Seattle Mariners

Last 10: 9-1Streak W35.3 scored · 3 allowed per game5-0 at home

  • W7-3at Houston AstrosSep 21
  • W4-0at Houston AstrosSep 20
  • W2-0at Kansas City RoyalsSep 18
  • L5-7at Kansas City RoyalsSep 17
  • W12-5at Kansas City RoyalsSep 16
  • W5-3vs Los Angeles AngelsSep 14
  • W2-1vs Los Angeles AngelsSep 13
  • W7-6vs Los Angeles AngelsSep 12
  • W4-2vs St. Louis CardinalsSep 11
  • W5-3vs St. Louis CardinalsSep 10

Colorado Rockies

Last 10: 2-8Streak L12.6 scored · 5.7 allowed per game1-5 away

  • L0-3vs Los Angeles AngelsSep 21
  • W7-6vs Los Angeles AngelsSep 20
  • L4-8vs Miami MarlinsSep 18
  • L5-6vs Miami MarlinsSep 17
  • L3-11at San Diego PadresSep 14
  • W4-2at San Diego PadresSep 13
  • L0-2at San Diego PadresSep 12
  • L0-9at Los Angeles DodgersSep 11
  • L2-7at Los Angeles DodgersSep 10
  • L1-3at Los Angeles DodgersSep 9

Standings

TeamGames behindLostStreakWin %Won
Los Angeles-57L2.59082
Arizona967W1.52574
San Diego9.567L2.52173
San Francisco24.582W1.41458
Colorado28.586W2.38654
Houston-69W1.50771
Texas271L1.49369
Seattle574W2.47166
Athletics1786W1.38654
Los Angeles1887L2.37953

How the scoring went

  1. 2nd Inning1-0Karros reached on infield single to second, Beck scored.
  2. 5th Inning1-1Canzone homered to right (383 feet).
  3. 6th Inning3-1Tovar singled to right, Moniak scored and Crim scored, Tovar to second.
  4. 8th Inning3-4Naylor doubled to center, Raley scored, Rodríguez scored and Crawford scored.

Win probability

Above the line favours Seattle Mariners, below favours Colorado Rockies.

Venue

  • T-Mobile ParkSeattle, Washington
  • Attendance35925
  • OfficialsAdam Beck, John Bacon, Alex Tosi, Cory Blaser

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Fixture data from the league feeds. The report was written from the recorded facts for this game and nothing else.