New York Mets vs. Miami Marlins

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Active sub-markets

Market context

The New York Mets travel to Miami on 24 May for a regular-season matchup against the Marlins, with first pitch at 1:40 PM ET. The current 40% implied probability for a Mets victory reflects modest confidence in the visiting side, despite New York's stronger roster depth and recent performance trends in the National League East. Miami enters May as a rebuilding outfit with a lower win percentage, yet division games carry inherent volatility—home-field advantage and ballpark factors compress typical talent differentials.

Historical matchups between these franchises over the past three seasons show the Mets winning roughly 55–60% of regular-season contests, suggesting the current market odds underweight New York's structural advantage. The Marlins' home record at loanDepot park has improved marginally year-on-year, but the venue remains neutral-to-slightly-favourable for visiting teams in May weather conditions. Comparable mid-season division games with similar talent gaps typically settle between 55–65% for the stronger team, indicating potential value asymmetries in the current pricing.

Traders should monitor starting pitcher assignments, which typically release 48–72 hours before game time and materially shift win probabilities. Recent injury reports from both clubs' official channels will affect bullpen depth and lineup composition. Deposit flows via Klarna, SEPA transfers, and USDC settlement rails have historically tracked with book liquidity on MLB fixtures; higher funding velocity often precedes sharper line movement as professional syndicates enter positions. The settlement window closes 31 May at 17:40 UTC, allowing five trading days post-game for final confirmation against official MLB statistics.

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

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 PolyGram, 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 PolyGram?

Zero. PolyGram 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.