Pronóstico: Washington Nationals vs. Miami Marlins

Platform comparison

Market context

Polymarket has this game at 0% YES, which leaves the contract effectively priced as dead unless there is some late data correction or settlement quirk. For the user holding USDC on Polygon, that means the conditional token outcome has already been pushed to the market’s current view of a Miami result rather than a Washington one, with resolution still tied to the official final MLB record.

The recent comparable frame is straightforward: the sides met at loanDepot park on 22 August, and Miami won 4-2, with Reuters noting Eury Pérez’s strong outing and Heriberto Hernández’s 19th homer[1]. That matters because prediction markets on individual MLB games usually move sharply once the final score is in, and they can only stay open if an official postponement, suspension, or other completion issue leaves the game unresolved.

For traders watching the settlement window, the main catalysts are administrative rather than sporting: any league or team announcement about postponement, suspension, or a stat correction; whether the game is fully logged in official MLB results; and whether the market’s resolution source updates before 29 August at 20:10 UTC. Washington’s own postponement page says delay and postponement information is posted when released, which is the relevant place to watch if weather or an in-game interruption becomes part of the record[2].

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Polymarket Qué Es, which mirrors the Polymarket order book directly.

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?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Polymarket Qué Es. 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.

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?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Polymarket Qué Es trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.