Miami Marlins vs Colorado Rockies Prediction, Odds and Picks for Today, 09/18/25

The Miami Marlins and the Colorado Rockies wrap up a three-game series at Coors Field in Denver on Thursday night. Miami was swept by the Rockies back in June, but the Marlins have been returning the favor this week. Miami won 6-5 in the series opener Tuesday, while posting an 8-4 win on Wednesday. The Over has cashed in each of the games in this series, while going 4-1 in the past five games, and 9-3-1 in the previous 13 contests. RHP Sandy Alcantara is 9-12 with a 5.53 ERA and 1.29 WHIP across 161 IP in 29 starts, and he is awful on the road. Alcantara has managed a 3-6 record, 7.24 ERA and 1.61 WHIP in 59 2/3 IP innings across 12 road starts.

For the home side, RHP Tanner Gordon takes the ball, and he looks to get above .500. He is 6-6 with a 6.14 ERA and 1.50 WHIP across 66 IP in 13 starts. He has shown slight improvement lately, posting a 4-2 record, 5.79 ERA and 1.29 WHIP across 37 1/3 IP in the past seven starts. Surprisingly, his home ERA is two full runs better than on the road, although at 5.40 ERA in 41 2/3 IP across eight starts at Coors Field, he is still very giving. Let’s keep pounding the Over in this series.

Marlins vs Rockies prediction: Over 10.5 (-110) available at time of publishing. Playable to 11 (-120).

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