Cleveland Guardians vs. Philadelphia Phillies

Platform comparison

Active sub-markets

Market context

The Cleveland Guardians face the Philadelphia Phillies in a regular-season MLB game at 6:40pm ET on 22 May. The market’s current 39% YES price for Cleveland sits well below a coin-flip, which is consistent with Philadelphia being the home side while Cleveland arrives with the better overall record, 30-22 against 25-25, according to ESPN. The teams’ aggregate numbers are close, but the Phillies have more home runs and a slightly higher slugging figure, so pre-game pricing is likely balancing Cleveland’s win rate against the venue and power edge.

Recent head-to-head results are not especially one-sided: StatMuse and AIScore show a mixed series history over the last few meetings, with Philadelphia holding a modest overall edge across the matchup rather than a dominant run. That makes the 39% implied probability easier to read as a market view of this specific game rather than a long-term head-to-head trend. For access, the German GlüStV framework can restrict participation in certain gambling-style products for users in Germany, while US CFTC reach is relevant where a contract is treated as a regulated derivatives instrument. On platforms offering “no-KYC up to $1,500”, that usually means smaller balances or withdrawals can be used with limited identity checks, but higher limits or repeated activity may trigger verification, affecting whether this market is practically accessible.

Catalysts are mostly standard game-day items: confirmed line-ups, starting pitchers, weather, and any late scratches or postponement risk. If the game is delayed or suspended, the market stays open until the official final result, and a cancellation without a make-up would resolve 50-50 under the rules given. ESPN’s pre-game listing and the live event page are the relevant sources for schedule status; MLB’s official game story will matter most for the final result once the game is played.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to PolyGram, 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?

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.

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.

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.