Miami Marlins vs. New York Mets

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Active sub-markets

Market context

The Miami Marlins travel to New York on 29 May for an evening fixture against the Mets at 7:10PM ET. The 16% implied probability for a Marlins victory reflects their position as clear underdogs in this matchup, a valuation worth stress-testing against recent form and roster depth. For algorithmic traders, this market's resolution mechanics—including the 50-50 tie provision and postponement handling—require conditional logic that accounts for weather delays common in late May, particularly given the Atlantic coastal location and seasonal storm patterns affecting the Northeast.

Historical matchups between these clubs show the Mets have held a structural advantage in head-to-head records over the past three seasons, though individual game outcomes remain volatile. The current probability sits notably lower than the Marlins' win rate in comparable away fixtures this season, suggesting the market may be anchoring heavily on recent Mets form or perceived pitching advantage. Traders automating position entry should flag whether this discount reflects genuine performance gaps or represents value for contrarian positioning.

Catalyst monitoring for this fixture centres on starting pitcher announcements, typically confirmed 24–48 hours prior. Injury updates to either roster—particularly position players in the Mets' core lineup—move the line materially. Weather forecasting for 29 May in New York should feed into postponement risk models; the settlement window extends to 5 June, providing buffer for rescheduling. Recent Marlins performance data and any bullpen availability constraints warrant real-time feeds for traders executing conditional orders tied to lineup confirmation.

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 App UK, which mirrors the Polymarket order book directly.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Where can I trade this market with the lowest fees?

On Polymarket App 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.

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 App UK?

Zero. Polymarket App 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.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.