Kauffman Stadium in Kansas City, Missouri.
First pitch is scheduled for 7:40 p.m. ET.
TV coverage includes Royals.TV and Dbacks.TV; streaming is available via Fubo and similar platforms.
Starting Pitchers
Diamondbacks: RHP Zac Gallen (3-9, 6.34 ERA, ~1.56 WHIP, 61 K in 98 IP). Returning from the IL (right elbow inflammation; first start since July 7). Expected to be limited (roughly 55–70 pitches) with Michael Soroka also activated for a potential piggyback role. Career vs. Royals is solid in limited action (1-0, 3.06 ERA in three starts). Recent form prior to injury was poor, so rust and pitch count are key factors.
Royals: LHP Daniel Lynch IV (4-5, 3.51 ERA, 1.09–1.10 WHIP, 46 K in 66.2 IP). More consistent this season with good command. Provides a steady left-handed look against Arizona’s lineup.
Lynch holds the edge in current form and reliability; Gallen’s return adds uncertainty but brings upside if sharp.
Venue and Weather
Kauffman Stadium (Kansas City, MO). Forecast: Chance of showers and thunderstorms (around 50–70% earlier in the day, tapering but still possible into the evening). Highs near 80–89°F with humid conditions and heat index values potentially higher. Light winds (variable, around 5–10 mph). Precipitation risk could lead to delays; monitor updates closely.
Injury Reports
Diamondbacks:
Zac Gallen (SP): Activated from 60-day IL for this start (elbow).
Michael Soroka (SP): Also expected to be activated (arm inflammation).
Corbin Carroll (OF): Day-to-day (back; held out recently, imaging planned).
Longer-term: Ryne Nelson (elbow), Ryan Thompson (back), A.J. Puk (elbow), Cristian Mena (shoulder), Andrew Saalfrank (shoulder)—mostly 60-day IL.
Royals:
Maikel Garcia (INF): 10-day IL (hamstring).
Tony Gonsolin (SP): 15-day IL (elbow).
Beck Way (P): 15-day IL (back).
Jac Caglianone (OF): Day-to-day (elbow).
Longer-term: Cole Ragans (elbow), Jonathan India (shoulder), Alec Marsh (shoulder), Carlos Estévez (foot), and multiple other arms (mostly 60-day IL).
Projected/recent lineups
Diamondbacks: Geraldo Perdomo (SS), Ketel Marte (2B), Gabriel Moreno (C/DH), Nolan Arenado (3B), Tim Tawa (1B/utility), Lars Nootbaar, Tommy Troy, and others (Carroll likely out).
Royals: Carter Jensen (C), Bobby Witt Jr. (SS), Vinnie Pasquantino (1B), Salvador Perez (DH/C), Michael Massey (2B), Nick Loftin (3B), John Rave, Kyle Isbel, and available outfielders. Key performers: Diamondbacks — Marte (power/contact), Moreno (high average), Arenado, Tawa (recent contributions), Nootbaar (hot). Royals — Witt Jr. (all-around star), Perez (power), Pasquantino, Massey, Jensen.
Key Player vs. Player Matchups
Gallen (RHP, limited) vs. Royals lefties (Witt, Pasquantino, Massey) and right-handed power (Perez). His command will be tested after the long layoff.
Lynch IV (LHP) vs. Diamondbacks (Marte switch-hitter advantage, Moreno, Arenado righties, lefty threats if available).
Kauffman is generally pitcher-friendly but can play neutral; humidity and potential wind may influence balls in play. Arizona’s recent extra-inning resilience and bullpen depth after Burnes’ return provide support.
Bullpens: Diamondbacks deeper and more effective lately; Royals thinned significantly by injuries.
Recent Team Forms
Diamondbacks (last 10: 6-4): Strong pitching (team ERA ~2.74 in span), winning streak of four (including two extra-inning wins over KC). Best NL record since early July (33-21). Fighting for NL wild-card positioning; road mark even (37-37).
Royals (last 10: 3-7): .233 team AVG, higher ERA (~4.99). Lost seven of last nine after a stronger prior stretch. Home record roughly even (38-36). Last in AL Central; focusing on development.
Series History
Current series: Diamondbacks lead 2-0 (won Monday 5-4 in 10 innings, Tuesday 5-3 in 11 innings) and seek the sweep. Third meeting of 2026. Arizona has dominated the recent encounters.
Betting Trends
Diamondbacks hot and covering in close/extra-inning games.
Royals struggling overall but competitive at home.
Totals often moderate at Kauffman; Gallen’s limited outing could push toward bullpen usage and higher scoring if early trouble.
Game Odds
Arizona Diamondbacks – 115
Kansas City Royals 9.5
Odds Courtesy of Sports Odds Direct as of Tuesday, September 8, 2026
