Diamondbacks vs. Royals Dunkel MLB Picks, Predictions and Prop Bets - Sept. 9

The Arizona Diamondbacks hope to sweep the Kansas City Royals on Wednesday at Kauffman Stadium, starting at 7:40 p.m. ET. Zac Gallen (3-9, 6.34 ERA) gets the start for the Diamondbacks, who are 78-68 this season and second in the NL West. Daniel Lynch (4-5, 3.51 ERA) is the expected starter for the Royals, who are 64-82 and fifth in the AL Central.

Even though the Diamondbacks are playing on the road at the Royals, they are currently favored on the moneyline at -122, compared to the home team at +100. The over/under for the Diamondbacks-Royals game is set at 8.5.

Diamondbacks vs. Royals Odds, Game Time

• Game day: Wednesday, September 9, 2026
• Game time: 7:40 p.m. ET
• Location: Kansas City, Missouri
• Stadium: Kauffman Stadium
• Favorite: Diamondbacks (-122)
• Underdog: Royals (+100)
• Over/under: 8.5

How to Watch Diamondbacks vs. Royals

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

Bet now on FanDuel Sportsbook!

Diamondbacks vs. Royals: Betting the Moneyline

• The Diamondbacks have gone 36-24 in games they were listed as the moneyline favorite (winning 60% of those games).
• Kansas City has come away with 37 wins in the 92 contests it has been listed as the underdogs in this season.
• Arizona has entered 39 games this season favored by -122 or more and is 23-16 in those contests.
• The Royals have a win-loss record of 28-45 when favored by +100 or worse by sportsbooks this year.
• Based on this contest's moneyline, the Diamondbacks have an implied win probability of 55%.
• The Royals have an implied victory probability of 50% according to the moneyline set for this matchup.

Diamondbacks vs. Royals: Betting the Spread & Total

• The Diamondbacks have had an over/under set by oddsmakers 146 times, and have combined with opponents to go over the total in 62 of those games (62-78-6).
• Kansas City and its opponents have gone over the total this season in 66 of its 146 opportunities.
• The Diamondbacks have covered 54.1% of their games this season, going 79-67-0 ATS.
• The Royals are 72-74-0 against the spread in their 146 games that had a posted line this season.