Colorado Rockies vs. Chicago Cubs

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Active sub-markets

Market context

On 15 June at 8:05 PM ET, the Colorado Rockies will travel to Chicago to face the Cubs in a regular-season Major League Baseball fixture. The market resolves to Rockies if Colorado wins; Cubs if Chicago wins. Should the game be postponed, settlement remains open until completion. Cancellation or a tie triggers a 50–50 split. Official MLB statistics determine the outcome.

The 38% implied probability for a Rockies victory reflects Cubs favouritism, consistent with Chicago's historical edge in head-to-head matchups and their stronger divisional standing in recent seasons. Over the past five years, the Cubs have won approximately 55% of games against Colorado, though Coors Field—Denver's high-altitude home ground—introduces volatility that flattens conventional win-rate expectations. Comparable June fixtures between these teams have typically settled within a 45–55 range, suggesting the current 38% reading leans moderately towards the Cubs but leaves material room for Rockies backers.

Traders should monitor roster updates through early June, particularly injury reports affecting either team's starting rotation or key offensive contributors. Weather conditions at Coors Field materially affect run-scoring dynamics; unusually cool or humid conditions can suppress the altitude advantage that typically favours hitters. Recent form matters: a team entering June on a winning streak or facing bullpen fatigue will shift the probability meaningfully. From a regulatory standpoint, this market operates under UK Gambling Commission oversight where applicable, whilst US traders face CFTC jurisdiction over binary sports contracts. The no-KYC threshold of $1,500 applies to aggregate position size across connected accounts; traders exceeding this exposure must complete identity verification regardless of jurisdiction.

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Polymarket KYC UK, which mirrors the Polymarket order book directly.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Where can I trade this market with the lowest fees?

On Polymarket KYC UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

What does it cost to trade on Polymarket KYC UK?

Zero. Polymarket KYC UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.