Colorado Rockies vs Arizona Diamondbacks Prediction, 8/9/2025 MLB Picks, Best Bets & Odds

Game: Colorado Rockies vs Arizona Diamondbacks

Date: Saturday, August 9, 2025

Location: Chase Field in Phoenix, AZ

TV: DBACKS.TV

Odds/Point Spread: Colorado (+120) Arizona (-144)

Chase Field is the location where the Arizona Diamondbacks (54-61) will go up against the Colorado Rockies (30-84) on Saturday. The line on this matchup has Colorado at +120 and Arizona is opening at -144. The betting total comes in at 8.5. The pitchers expected to start will be Bradley Blalock and Eduardo Rodriguez.

The Rockies have earned 186 doubles as a unit and have hit 118 balls out of the park. Colorado has a slugging rate of .392 and have struck out 1,091 times, while drawing a walk on 295 occasions. As a unit, the Colorado Rockies are recording 3.7 runs per game, which puts them at 28th in baseball. They have accumulated 413 runs batted in and 904 hits on the season, while their batting average is sitting at .236. They have tallied 424 runs scored and have an on-base percentage of .295.

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The Rockies hold a team earned run average of 6.01 this season (30th in the league), and the staff has rung up 745 hitters. Rockies pitchers have conceded 169 long balls and 740 runs (30th in MLB). They have walked 400 opposing batters and their FIP sits at 5.15 as a team for the season. Colorado has conceded 1,214 hits (11.0 per 9 innings) and 665 earned runs. Their strikeout to walk ratio is 1.86 and their pitching staff has earned a collective WHIP of 1.62.

Rockies relief pitchers have entered the game with opponents on base 125 times and also have had 109 appearances in high leverage situations. The relievers have racked up 46 holds on the campaign (28th in baseball). The Rockies relief pitchers have a save percentage of 51.3% and have entered the game in 85 save situations. They have earned 20 saves on the year and have blown 19 of their 39 chances to save the game. The relievers have inherited 216 base runners this year and 34.7% of them ended up scoring. The Rockies have dispatched 384 relievers to the hill for the season.

The Cleveland Guardians have accounted for 2,988 putouts over the course of the season, in addition to 1,091 assists and 90 errors. Their fielding percentage is currently at .978 which is 29th in MLB, and have 118 double plays. The Rockies have converted 65.3% of balls in play into outs out of 8,964 innings on the diamond, ranking them 30th in the majors.

Blalock has taken the mound for 68 frames and has racked up 38 strikeouts in his pro baseball career. Blalock (2-6 career win-loss mark) has a FIP of 6.87 while he has gone up against 321 opposing batters in the major leagues. His earned run average is 6.97 (53 ER's allowed) and he has a WHIP of 1.740. He has surrendered 88 base knocks (11.6 hits per nine innings) and has had 31 free passes.

Arizona has compiled 158 HRs this year and 542 runs batted in. They have 198 doubles, while getting a free base 403 times as well as scoring 555 runs. The Arizona Diamondbacks are sitting with an on-base percentage of .324 in addition to a batting average of .248 this year. The Diamondbacks have a team slugging % of .436 and they are scoring 4.83 runs per contest (7th in MLB). They have been called out on strikes on 907 occasions (21st in the league) and have 963 base hits.

The Arizona pitching staff have allowed 566 runs this year while having an ERA of 4.57 (519 earned runs conceded). They have given up 144 homers and they yield 4.98 runs per 9 innings (25th in the league). The Diamondbacks have a team WHIP of 1.341 and are the owners of a FIP of 4.30 as a squad so far this year. They currently have a K/BB ratio of 8.30 (945 strikeouts vs 364 bases on balls). They are sitting at 24th in baseball as a staff in total hits surrendered with 1,007.

With 114 save situations, the Diamondbacks have amassed 59 holds in addition to 20 blown saves. Arizona has called on relief pitchers to take the mound in 51 save chances and they have come away with 31 saves. Their bullpen pitchers have stepped onto the mound 104 times in high leverage situations in addition to 96 occasions with runners on base. Arizona bullpen pitchers hold an inherited score percentage of 31.5% out of 124 inherited runners. They sit at 18th in baseball holding a save rate of 60.8%, and they have dispatched 348 relief pitchers to the mound this year.

The Arizona Diamondbacks have gotten 87 double plays and own a fielding percentage of .986 (17th in baseball). The Diamondbacks have racked up 1,017 assists, 58 errors and have a total of 3,068 putouts for the year. In their 9,204 innings played, the Diamondbacks hold a efficiency on defense of 69.0% (23rd in MLB).

In his career, Rodriguez has allowed 1,227 base hits and he has 1,257 punch outs in 1,247 innings pitched. Rodriguez (89-64 career mark) is the owner of a 4.19 earned run average while conceding 8.9 hits per nine innings. He has conceded a total of 581 ER's while holding a WHIP of 1.330 and a FIP of 4.1. He has a K/BB ratio of 2.91 and he has faced 5,338 opposing hitters thus far in his career.

Who will win tonight's MLB game against the spread or moneyline?

Parlay's Pundit's Pick: Take Arizona (-144) and under 8.5 runs

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