The Colorado Rockies take on the Seattle Mariners on Tuesday, September 23, 2025, at 9:40 PM. The game will be held at T-Mobile Park in Seattle, WA. The Rockies are coming off a win, while the Mariners have won their last four games.

Rockies vs. Mariners Betting Prediction

• Money Line Prediction: Seattle Mariners -247. The Mariners have a strong home record of 48-27 and are on a four-game winning streak. The Rockies have struggled on the road with an 18-57 record.
• Over/Under Prediction: Over 8.0. With McCade Brown’s high ERA of 9.17 and the Mariners’ ability to score, this game could see many runs.

Team Trends

• The Seattle Mariners are on a 4-game winning streak and have won 9 of their last 10 games.
• The Colorado Rockies have a road record of 18-57 this season.
• Seattle Mariners have a strong home record of 48-27 this season.
• The Rockies’ interim manager is Warren Schaeffer.
• The Mariners’ manager is Dan Wilson.

Rockies vs Mariners Preview

The Colorado Rockies will visit the Seattle Mariners at T-Mobile Park. The Rockies have struggled this season, sitting at the bottom of their division with a 43-113 record. They recently ended a losing streak with a win. Their starting pitcher, McCade Brown, has faced challenges this season with a high ERA of 9.17 and a WHIP of 2.09. He is still seeking his first win.

On the other side, the Mariners are leading their division with an 87-69 record. They have been strong lately, winning their last four games and going 9-1 in their last ten. Bryce Miller will take the mound for Seattle. He holds a 5.58 ERA and a 1.41 WHIP, with a record of 4-5. The Mariners look to continue their winning streak in front of their home fans.

Seattle Mariners: Key Players and Performance Insights

The Seattle Mariners have a strong lineup, with Cal Raleigh leading the way. Raleigh has played 153 games with a batting average of .247. He also leads the team in home runs with 58, which is the best in the league. Eugenio Suárez is another key player for the Mariners. He has a batting average of .231 over 153 games. Suárez ranks second on the team with 47 home runs and 113 RBIs. Bryce Miller will start on the mound for the Mariners. His ERA is 5.58, and he has a WHIP of 1.41. Miller has a record of 4 wins and 5 losses this season.

Colorado Rockies: Key Players and Pitching Challenges

Hunter Goodman is a standout player for the Rockies. He has played 138 games with a batting average of .279. Goodman leads the team with 30 home runs and 88 RBIs. Ezequiel Tovar adds depth to the lineup. He has a batting average of .255 in 90 games. Tovar has hit 8 home runs and scored 43 runs this season. The Rockies’ pitching has struggled this season. McCade Brown will start with an ERA of 9.17. His record is 0 wins and 4 losses, indicating a tough season.

Final Betting Pick

The Mariners are a strong pick for the money line. They have a solid home record of 48-27 and are on a four-game winning streak. The Rockies have not done well on the road, with an 18-57 record, making it hard for them to win away games.

For the over/under prediction, the over 8.0 is a good choice. McCade Brown’s high ERA of 9.17 suggests he may give up many runs. The Mariners’ strong hitters, like Cal Raleigh and Eugenio Suárez, can take advantage of this, leading to a high-scoring game.

All odds are courtesy of Action247 Sportsbook. Good luck!!

* All odds are provided by Action247 Sportsbook and all odds subject to change. **All views expressed are my own. My picks are my own and are not a guarantee, bet at your own risk. Action247 does not warrant the accuracy of completeness of the information, text, graphics, links or other items contained within these post.