Miami Marlins vs. New York Mets

Platform comparison

Market context

The Miami Marlins and New York Mets are scheduled to play an MLB game in New York, and this market pays out on which team wins outright. In prediction markets, a **YES** share means the named outcome happens, while a **NO** share means it does not; here, the market is effectively asking whether the Marlins win the game. The current crowd-implied probability of 46% suggests a near coin-flip view rather than a strong favourite.

That pricing is consistent with recent Marlins–Mets meetings, which have often been lined as close games rather than one-sided match-ups. In late May, sportsbooks had the Mets around a slight moneyline favourite, with the Marlins not far behind, and ESPN’s game log shows the Mets won 10–1 in one recent meeting while the teams also traded tighter, lower-scoring contests earlier in the season.[1][2][5] For newcomers, the key point is that a market near 46% usually reflects modest confidence in one side, but not enough to rule out the other team, especially in a single-game baseball format where starting pitching and bullpen usage can swing outcomes quickly.[1][5]

The main catalysts to watch are confirmed starting pitchers, any late injury or lineup news, and whether the game is played as scheduled. Because the market stays open if the game is postponed, a weather delay or rescheduling matters for timing but not for resolution unless the game is cancelled entirely or ends in a tie, in which case it resolves 50-50.[7] Recent matchup previews also show the market can move materially when bookmakers post a clearer price, so traders often watch the final line and lineup announcements shortly before first pitch.[1][4][10]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track Miami Marlins vs. New York Mets across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.

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

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 Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

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.