New York Mets vs. Cincinnati Reds

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Active sub-markets

Market context

On 15 June, the Cincinnati Reds will visit the New York Mets at Citi Field for a regular-season Major League Baseball fixture. In prediction-market terms, a YES share represents a Mets victory, whilst a NO share represents a Reds win. The current 1% implied probability for a Mets win reflects substantial confidence in Cincinnati, though this extreme skew warrants scrutiny given the inherent uncertainty in single-game outcomes.

Historical context suggests such lopsided probabilities typically emerge when one team holds a decisive advantage in measurable factors. The Reds have outperformed expectations in recent seasons, whilst the Mets have experienced roster instability and inconsistent performance through mid-2025. Single-game probabilities rarely fall below 5% in MLB markets unless one team faces severe roster depletion—injuries to key pitchers, for instance—or enters a game on the back of a prolonged losing streak. The 1% figure implies the market has priced in either a substantial Reds edge in starting pitching, recent form, or both.

Traders should monitor lineup announcements and injury reports in the days preceding the match, particularly regarding the Mets' offensive contributors and Cincinnati's pitching rotation. Weather conditions at Citi Field can also influence outcomes, especially wind direction affecting fly-ball distances. Any late-breaking roster moves—trades, call-ups, or unexpected absences—could shift the probability meaningfully. The settlement window extends to 22 June, allowing for postponements due to weather or other disruptions common in June baseball.

Methodology

We track New York Mets vs. Cincinnati Reds on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.

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

Where can I trade this market with the lowest fees?

On Prediction Market 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.

Is this market available outside the US?

Prediction Market 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.

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.

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.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Prediction Market UK triggers a quick verification flow that finishes in minutes.