Miami Marlins vs. Philadelphia Phillies

Platform comparison

Active sub-markets

Market context

The Miami Marlins travel to Philadelphia to face the Phillies on 15 June at 6:40 PM ET, with the market settling on 22 June. The 3% implied probability for a Marlins victory reflects the substantial gap in recent competitive standing: Philadelphia finished 2023 with 104 wins and has maintained playoff contention, whilst Miami posted 62 wins last season and ranks amongst baseball's rebuilding franchises. Head-to-head records and run differential historically favour the Phillies in divisional matchups, though single-game outcomes remain inherently volatile.

Traders should monitor roster availability in the week preceding the fixture. Pitcher assignments carry outsized weight—a Phillies start by Aaron Nola or Zack Wheeler versus a Marlins rotation still developing younger arms creates material performance variance. Weather conditions at Citizens Bank Park, particularly wind direction affecting fly balls, influence scoring patterns. Recent injury reports from both clubs' medical staff, typically released 48 hours before game time, may shift market expectations if key position players become unavailable.

From a regulatory standpoint, this market's accessibility depends on jurisdiction. Under German GlüStV frameworks, prediction markets on sporting events face stricter licensing requirements than financial derivatives, potentially restricting German trader participation. US CFTC oversight applies to platforms accepting US participants, though sports prediction markets occupy a distinct regulatory space from commodity futures. Platforms offering no-KYC access up to $1,500 notional exposure per user per market allow anonymous participation below that threshold, though settlement verification still requires identity confirmation at withdrawal. Traders should confirm their platform's specific compliance posture before committing capital.

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

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

Where can I trade this market with the lowest fees?

On Polymarket KYC 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.

Is this market available outside the US?

Polymarket KYC UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

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 Polymarket KYC UK?

Zero. Polymarket KYC UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.