Diamondbacks vs. Rockies Dunkel MLB Picks, Predictions and Prop Bets - May 21

The Arizona Diamondbacks will aim to keep a four-game winning streak alive when they host the Colorado Rockies at 9:40 p.m. ET on Thursday. Eduardo Rodriguez (4-1, 2.53 ERA) gets the start for the Diamondbacks, who are 25-23 this season and third in the NL West. Zach Agnos (0-0, 5.59 ERA) is starting for the Rockies, who are 19-31 and fifth in the NL West.

Sportsbooks have made the Diamondbacks a decent moneyline favorite (-204) at home over the Rockies (+169). The total in this contest is set at 9.

Diamondbacks vs. Rockies Odds, Game Time

• Game day: Thursday, May 21, 2026
• Game time: 9:40 p.m. ET
• Location: Phoenix, Arizona
• Stadium: Chase Field
• Favorite: Diamondbacks (-204)
• Underdog: Rockies (+169)
• Over/under: 9

How to Watch Diamondbacks vs. Rockies

• TV Channel: ARID and COLR
• Live Stream: Fubo (Watch for free)

Bet now on FanDuel Sportsbook!

Diamondbacks vs. Rockies: Betting the Moneyline

• The Diamondbacks have won 68.4% of the games this season when they were favored on the moneyline (13-6).
• Colorado has been pegged as an underdog in 49 games this year and has walked away with the win 19 times (38.8%) in those games.
• Arizona has not entered a game this season as bigger favorites on the moneyline than the -204 odds on them winning this game.
• This season, the Rockies have been victorious seven times in 15 chances when named as an underdog of at least +169 or worse on the moneyline.
• The implied moneyline probablility for this matchup gives the Diamondbacks a 67.1% chance to win.
• The Rockies have an implied victory probability of 37.2% according to the moneyline set for this matchup.

Diamondbacks vs. Rockies: Betting the Spread & Total

• The Diamondbacks have played in 48 games with over/under set, and have combined with opponents to go over the total 25 times (25-21-2).
• Games involving Colorado have gone over the total set by sportsbooks in 23 of 50 chances this season.
• The Diamondbacks have a 30-18-0 record ATS this season (covering 62.5% of the time).
• The Rockies have an against the spread mark of 26-24-0 in 50 games with a line this season.