Miami Marlins vs. St. Louis Cardinals

Platform comparison

Market context

The St. Louis Cardinals defeated the Miami Marlins 2–1 in their MLB game on 28 June 2026 at Busch Stadium, confirming the outcome that the prediction market now reflects with a 0% YES probability for a Marlins win[4]. This result aligns with pre-game betting lines where the Cardinals were favoured, holding a 42–37 record against the Marlins’ 44–39 standing, and starting pitchers Leahy (5–4, 4.24 ERA) and Phillips (1–2, 3.09 ERA) set the tone for a tight contest[2].

Historically, when a team’s on-chain conditional token price collapses to zero before settlement, it mirrors cases where the underlying event has already concluded with a decisive loss for the underdog, rendering further trading futile[1]. In similar MLB markets, once the final score is official on ESPN and recognised by the governing body, the market locks, and no further USDC liquidity moves on Polygon until the next conditional token cycle begins[4].

Traders should monitor official MLB announcements regarding any rare postponement clauses, though the game is already settled, and watch for the next Cardinals-Marlins matchup schedule to assess future liquidity flows[5]. With the combined score set at 9.5 and the final landing at 3, the market’s resolution is definitive, and no catalysts remain active for this specific contract[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 Scam?, 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?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Polymarket Scam?. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

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.

Do I need to KYC for this market?

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

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.