Chase Field, Phoenix, Arizona
First pitch: 3:40 p.m. ET
TV: Dbacks.TV / Rockies.TV (streaming options include Fubo/MLB.TV where available)
This is the rubber match of a three-game series. Arizona won the opener 9-0 on Monday (Nolan Arenado grand slam), while Colorado rallied for a 3-2 win on Tuesday behind Kyle Karros’ two-run homer (he later left after a collision) and solid relief. The Diamondbacks sit second in the NL West (tied with the Padres in the wild-card picture), while the Rockies remain last in the division.
Probable Starting Pitchers
Rockies: RHP Ryan Feltner (#18) — 4-6, 5.71 ERA, 1.45 WHIP, 59 K in 82.0 IP. Continues to battle inconsistency with elevated run prevention numbers.
Diamondbacks: RHP Merrill Kelly (#29) — 8-9, 4.88 ERA, 1.47 WHIP, 80 K in 120.0 IP. Listed day-to-day with a leg issue in some reports but is the scheduled starter; provides a clearer edge over Feltner.
Kelly holds the advantage in experience, workload, and overall effectiveness.
Venue & Weather Forecast
Chase Field (retractable-roof stadium in downtown Phoenix; typically open in favorable conditions).
Forecast: Hot and mostly sunny to partly cloudy with a high near 97–100°F. Slight chance of showers/thunderstorms (especially later), light southwest winds around 5–10 mph. Heat will be a factor for players and fans; the roof may close if storms approach or for comfort. Precipitation chances remain modest during game time.
Injury Reports
Rockies:
Tyler Freeman (RF/OF): 10-day IL (lumbar).
Jeff Criswell (P), Jaden Hill (RP), Sean Sullivan (P): 15-day IL (shoulder/undisclosed).
Longer-term/60-day IL: Chase Dollander (elbow), José Quintana (elbow), McCade Brown (shoulder), Kris Bryant (back), Welinton Herrera (elbow), RJ Petit (elbow), Pierson Ohl (elbow). Rotation and depth remain limited.
Diamondbacks:
Lourdes Gurriel Jr. (LF), Jordan Lawlar (OF), Tommy Troy (OF): 10-day IL (adductor/hamstring/shoulder).
Ryan Thompson (P), Drey Jameson (P): 15-day IL (back/hip).
Longer-term/60-day IL: Zac Gallen, Corbin Burnes, Ryne Nelson, A.J. Puk, Justin Martinez, Blake Walston, Cristian Mena, Andrew Saalfrank (mostly elbow/shoulder issues).
Day-to-day: Geraldo Perdomo (knee), Merrill Kelly (leg). Significant pitching and outfield absences, but the core lineup remains competitive.
Current Rosters / Key Players
Rockies key contributors: Hunter Goodman (power leader, ~34 HR), Jake McCarthy (high AVG), Ezequiel Tovar (SS), Mickey Moniak, Kyle Karros (recent heroics), Tyler Rumfield; pitching staff challenged with Feltner starting and thin depth.
Diamondbacks key contributors: Corbin Carroll (speed/power), Ketel Marte (~21 HR), Gabriel Moreno (high AVG), Geraldo Perdomo (when available), Nolan Arenado, Jake McCarthy matchup notes elsewhere; better overall roster construction despite injuries.
Key Player Versus Player Matchups & Notes
Carroll and Marte (power and on-base threats) vs. Feltner’s elevated ERA and home-run vulnerability.
Goodman and the Rockies’ contact/power bats vs. Kelly (who has shown solid but not elite strikeout rates).
Chase Field’s hitter-friendly tendencies (especially with roof open) favor offense; both teams have shown the ability to score in the series.
Bullpen edge leans slightly to Arizona when healthy, though both sides have used relief heavily. Day game and heat may influence pitcher efficiency and late-inning decisions.
Season series: Diamondbacks lead overall (roughly 6-3 entering the series, now 1-1 in this set).
Recent Team Forms
Rockies: 4-6 in last 10; strong team batting average (~.255–.287 recently) but poor pitching (team ERA ~5.5 range) and road struggles (20-41). Coming off a gritty win.
Diamondbacks: 5-5 in last 10; solid home record (36-26), better pitching (team ERA ~4.10–4.17), and competitive offense despite missing pieces. Fighting for playoff positioning.
Series History
Arizona has generally had the upper hand in 2026 meetings. Public money and lines favor the home team.
Game Odds
Colorado Rockies 9.5
Arizona Diamondbacks – 176
Odds Courtesy of Sports Odds Direct as of Tuesday, August 11, 2026
