Boston Red Sox vs. Colorado Rockies

Platform comparison

Active sub-markets

Market context

The Boston Red Sox face the Colorado Rockies at Coors Field in Denver on 22 June 2026, with the game set for 8:40 PM ET. This single MLB contest determines the market outcome, resolving to the winner of the match. If postponed, the market remains open until completion; a cancellation or tie results in a 50-50 split. The crowd-implied probability of the Red Sox winning sits at 0%, reflecting a stark market consensus despite their strong historical performance against the Rockies, having swept a three-game set last season while outscoring them 29-7[3].

Comparable cases in MLB prediction markets show that 0% probabilities often precede significant upsets when team form shifts rapidly, as seen in recent World Series mismatches where underdogs capitalized on pitching vulnerabilities[6]. Traders should monitor Ryan Feltner’s recent ERA of 3.86 across four starts since returning from injury, as his performance could alter the Rockies’ defensive reliability[3]. Additionally, ticket demand at Coors Field, with prices starting at $18, suggests high attendance that may influence pitch counts and late-game momentum[1].

Regulatory frameworks like Germany’s GlüStV and the US CFTC’s reach define accessibility, with “no-KYC up to $1,500” allowing immediate participation for smaller bets without identity verification. This specific market’s low entry threshold aligns with these rules, enabling rapid trading while maintaining compliance. Recent news from CBS Sports highlights the Rockies’ and Red Sox’s struggles to meet World Series standards, underscoring the volatility traders must watch[6]. The settlement window ends 30 June 2026, providing ample time for final resolution.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

FAQ

Is this market available outside the US?

Polymarket Tax UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

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 Tax UK?

Zero. Polymarket Tax 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.