Cleveland Guardians vs. Philadelphia Phillies

Platform comparison

Active sub-markets

Market context

Polymarket has this Cleveland Guardians v Philadelphia Phillies contract trading at about 39% for the Guardians on Polygon, with USDC-backed conditional tokens pricing Philadelphia as the clearer favourite. For users holding either side, the relevant question is not the headline moneyline alone but whether the match is completed as scheduled, because the market stays open if it is postponed and only settles once official final statistics are posted. That means late scratches, weather and any change to the game time can matter as much as the teams’ season records.

The historical frame points slightly towards Philadelphia but not by much. Across their meetings since 2002, the clubs have split enough to suggest a modest, not decisive, edge for the Phillies: the aggregate head-to-head record sits close, with Philadelphia slightly ahead overall, while recent results have leaned more evenly than a strong home-field narrative would imply. ESPN’s listed team splits before this matchup show Cleveland at 30-22 and Philadelphia at 25-25, which helps explain why the underdog bid is not negligible even with the market still leaning Phillies.

For traders, the main catalysts are line-up confirmation, any pitching change and whether Citizens Bank Park weather holds the game intact. ESPN lists first pitch for 1:35 pm local time on 24 May, while current listings from game trackers show the contest as scheduled. If there is a delay, postponement or doubleheader reshuffle, the conditional tokens remain live until the game is completed; if it is cancelled outright, the contract resolves 50-50 under the market rules.

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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 PolyGram, 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.

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 PolyGram?

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

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.