Smart Money SignalScore: 4.7

84% win-rate sports sharp buys Under

Arizona Diamondbacks vs. Kansas City Royals: O/U 8.5

In the upcoming MLB game between the Arizona Diamondbacks and Kansas City Royals, scheduled for September 9 at 7:40 PM ET: This market will resolve to "Over" if the Arizona Diamondbacks and Kansas City Royals combine to score 9 or more runs in this game. If the combined total is less than 9, this market will resolve to "Under". If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50-50. To know when a postponed game will be played, please check the home team's schedule on MLB.com for the listed team and look for the game described as a makeup game. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.

A highly profitable sports bettor with an 84% win rate and substantial edge made a fresh $1,200 Under bet, despite the market now pricing Under at only 58%.

Total

$1,200

Trades

1

Win Rate

85%

Wallet P&L

+$426,532

Analysis

Copy Trade

Buy Under at 70¢

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View all alerts for Arizona Diamondbacks vs. Kansas City Royals: O/U 8.5

Detected September 10, 2026 at 1:50 AM

84% win-rate sports sharp buys Under | PolySpotter