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Kansas City Royals vs. Colorado Rockies

How the prediction market is pricing "Kansas City Royals vs. Colorado Rockies" right now — Polymarket mid plus comparison with Betfair and Manifold.

NRFI 100% 1st 5 Innings O/U 3.5 77% 1st 5 Innings O/U 4.5 76% 1st 5 Innings O/U 5.5 69% Volume: $127K Liquidity: $711K Closes: 9 Aug 2026
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Kansas City Royals vs. Colorado Rockies

Platform comparison

PlatformYES oddsNO oddsFeeKYCSettlement
Polymarket (via World Cup 2026 Favorites) Pick
polygram.ink (preferred broker)
100% 0% 0% (USDC on-chain) No-KYC up to $1,500 USDC, auto via UMA oracle Trade this market →
Polymarket (direct)
polymarket.com
100% 0% 0% Geo-blocked in US/UK/EU USDC, on-chain Trade this market →
Kalshi
kalshi.com
Up to 7% per trade US-only, KYC required USD Trade this market →
Betfair Exchange
betfair.com
2-5% commission Full KYC from first trade GBP / EUR Trade this market →
Manifold Markets
manifold.markets
Play-money (mana) None — play-money Mana (no cash-out) Trade this market →

Outcome probabilities

Current market-implied probability for each outcome, from the live order book.

OutcomeProbability
NRFI100%
1st 5 Innings O/U 3.577%
1st 5 Innings O/U 4.576%
1st 5 Innings O/U 5.569%
1st 5 Innings O/U 6.563%
O/U 10.555%
1st 5 Innings Spread -1.550%
1st 5 Innings Spread -1.550%
1st 5 Innings O/U 2.550%
Extra Innings48%
Spread -1.546%
O/U 11.546%
Kansas City Royals vs. Colorado Rockies38%
O/U 12.538%
Spread -2.536%
O/U 13.529%
Spread -1.528%
Spread -2.521%

Market context

The Kansas City Royals’ second straight trip to Coors Field comes with the market leaning to a **38% implied chance** on Kansas City, which is a modest edge rather than a clear favourite. The current shape of the series matters: Colorado won 3-1 on Friday after Tomoyuki Sugano worked 6 2/3 innings, then followed with a 12-6 win on Saturday in a game driven by Hunter Goodman’s two-homer, five-RBI night.[4][2] Kansas City’s recent run has been patchy by results but not always by pitching: ESPN’s recent game logs show the Royals taking two of their previous five before the series, including a 4-0 win over Minnesota, while Colorado had been alternating bursts of offence with heavier run-prevention issues.[12][7]

For historical context, this matchup has not been especially one-sided at Coors in recent years, but Kansas City has generally held the better head-to-head record and has won several of the recent meetings listed by 365Scores and StatMuse.[13][11] The more important read-through is that the Rockies’ home field does not erase underlying form gaps when their pitching is compromised: Yahoo’s recent game preview lists a long Rockies injury ledger, including Jose Quintana, Chase Dollander and Kris Bryant, while also noting both teams’ uneven last-10 profiles.[7] That makes late line-up and starter confirmation the main catalyst for any move in the price.

The key trader watchpoints are whether either club rests regulars after the previous night’s scoring-heavy game, and whether the pitching plan changes after the weekend sequence at Coors. ESPN’s game page shows the series finale scheduled for 3:10 pm ET, with Kansas City listed as the away side and Colorado at home, so any surprise scratch, opener usage or late bullpen availability update would matter immediately to the implied probability.[1][12]

Sources: 1 · 2 · 3 · 4 · 5

Live Data & Statistics

The Polymarket order book prices NRFI at 100% for "Kansas City Royals vs. Colorado Rockies".

NRFI 100% Other 0%

Live stats load when the match begins. Current market odds are shown above. Trading volume: $127K.

Methodology

Football-specific comparison page for Kansas City Royals vs. Colorado Rockies. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi (US-focused) or Manifold (play-money).

Resolution & payout

Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.

FAQ

Are prediction markets better than sports betting?
Prediction markets tend toward tighter odds than bookmakers because they use peer-to-peer exchange rather than bookmaker margin. On major matches, Polymarket quotes typically sit 2-5% closer to the true probability model than bet365 or DraftKings.
Can I bet on individual matches?
Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
What are live sports odds on Polymarket?
Some top-tier matches stay open during play — you can trade the half-time probability in the 70th minute. Polymarket mid-prices update second-by-second; any frontend mirroring the order book shows the same movement.
Which sports markets are available?
Football (soccer) dominates — Champions League, World Cup, Premier League, La Liga, Bundesliga — followed by NFL, NBA, tennis Grand Slams, Formula 1, boxing/MMA. Resolution via official league source confirmation.
Can I import form data and lineups?
This page shows the live Polymarket quote as an implied probability. Form data and lineups must be researched separately via sports data providers (e.g. Soccerway, ESPN, FBref) — we surface the market probability, not the sport analysis.
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