Colorado Rockies vs Arizona Diamondbacks Picks and Prediction for Wednesday August 12 2026
Rockies Preview
NL West Division foes will tangle on Wednesday afternoon, when the Colorado Rockies face the Arizona Diamondbacks from Chase Field. Be ready for the baseball season with all of our MLB predictions. The Rockies (47-73) have dropped 41 of their first 61 home games and are saddled with the worst overall record in the National League. Last night, 3B Kyle Karros connected on a two-run blast and Mickey Moniak delivered a go-ahead sacrifice fly to lift Colorado to a 3-2 road victory against Arizona.
Twenty-nine year old righty Ryan Feltner (4-6 5.71 ERA) will head to the hill for the Rockies in this contest. Colorado has dropped four of Feltner’s previous five starts and he has given up 24 runs across his last 23 frames.
Diamondbacks Preview
The Arizona Diamondbacks have split their previous ten games and are locked in a three-way tie for second place in the National League Wild Card standings. During Tuesday’s home loss, Arizona jumped out to an early lead on solo shots from Corbin Carroll and Ketel Marte. SP Mitch Bratt (2 ER) lasted six innings and did not factor in the decision for the Diamondbacks (64-57), who fell to 36-26 at home.
Arizona manager Torey Lovullo will give the nod to thirty-seven year old righty Merrill Kelly (8-9 4.88 ERA) in the series finale. Last time out, Kelly (5.2 IP) allowed two hits and one run during a 4-3 home victory versus Los Angeles.
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Rockies vs Diamondbacks Pick
Arizona SP Zac Gallen (elbow) threw a bullpen session on Tuesday and hopes to rejoin the rotation early next month. Through 120 games, Colorado ranks 5th in OPS and 7th in runs scored. For the season, Arizona ranks 21st in OPS and 11th in runs scored. Take the under. Final Score Prediction, Arizona Diamondbacks win 6-1.
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