Resolution criteria on PolyGram: In the upcoming MLB game between the St. Louis Cardinals and San Diego Padres, scheduled for May 10 at 4:10PM ET: This market will resolve to "St. Louis Cardinals" if the St. Louis Cardinals win the game. This market will resolve to "San Diego Padres" if the San Diego Padres win the game. If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, or ends in a tie, this market will resolve 50-50. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers.
PolyGram is an on-chain prediction market where you trade YES or NO outcome shares with real USDC on Polygon. For this market, buy YES if you believe the event will happen, or NO if you think it won't. Your maximum loss is your stake — winning shares pay $1.00 each at resolution. Unlike sportsbooks, there is no house edge: prices are set by supply and demand from other traders and reflect the crowd's real-time probability.
Market outcomes
| St. Louis Cardinals vs. San Diego Padres | 46% YES | 55% NO |
| NRFI | 51% YES | 50% NO |
| Spread -1.5 | 37% YES | 63% NO |
| O/U 8.5 | 48% YES | 53% NO |
The St. Louis Cardinals face the San Diego Padres in an MLB regular-season matchup scheduled for 10 May at 4:10 PM ET. The current order book on Polymarket reflects a 46% implied probability for a Cardinals victory, suggesting the market views this as a competitive fixture with a slight lean towards the Padres. Settlement occurs following the official final statistics, with provisions for postponement (market remains open) and cancellation without make-up (50-50 resolution).
Historically, Cardinals-Padres matchups have shown modest variance in outcome predictability. The Cardinals' recent regular-season performance and home-field advantage considerations typically factor into baseline expectations, though the Padres have demonstrated competitive strength in inter-divisional play. Current market pricing at 46% for the Cardinals sits near parity, suggesting traders are weighting both teams' roster depth and recent form relatively evenly rather than anchoring heavily on historical head-to-head records.
Key catalysts ahead of settlement include starting pitcher announcements, which typically occur 24–48 hours before game time and can shift probability materially depending on injury status or recent performance trends. Weather conditions at the venue, bullpen availability following preceding games in the series, and any last-minute roster moves should be monitored. The settlement window extends to 17 May 2026, allowing for rescheduling if weather or operational issues delay the fixture beyond its scheduled date.
This market settles from the official outcome published at https://www.mlb.com/. A proposer submits the final result to the UMA optimistic oracle on Polygon; the two-hour dispute window closes and payouts clear in USDC.
The mechanics for trading "St. Louis Cardinals vs. San Diego Padres" are the same as any other PolyGram sporting event contract. Each YES share resolves to $1 if the event happens, or $0 if it doesn't. The current price between 0¢ and 100¢ is the market's probability estimate, set live by the order book.
$77K in lifetime turnover and $331K of resting liquidity puts this market in the above the median by volume for sports contracts on PolyGram. Order-book depth is exceptional — among the deepest order books in the category.
Last 24 hours alone saw $77K in turnover, well above the lifetime daily-average for this market — a clear sign of news catalysing trader activity right now.
The market has been open for under a month — fresh enough that information asymmetry remains a real factor.
Higher-volume markets tend to have tighter spreads and faster price discovery — meaning the displayed YES/NO percentages are more likely to reflect the true crowd-implied probability rather than a single trader's directional view.
Resolution is sourced from https://www.mlb.com/. Settlement is executed by the UMA optimistic oracle on Polygon, with a 2-hour dispute window before payouts clear.
This prediction market is scheduled to close on 17 May 2026. After the resolving event occurs, settlement typically clears within 24 hours once the UMA optimistic oracle confirms the outcome. All payouts are in USDC on the Polygon network.
To trade on this prediction market, create a free PolyGram account at polygram.ink, deposit USDC via Polygon, and place a YES or NO order on the outcome you believe in. You can learn more on our how-it-works page. Your maximum loss is limited to your stake — there is no leverage or margin.
When the outcome is determined, winning YES shares pay out $1.00 each in USDC, while losing shares pay $0. Settlement is handled by the UMA optimistic oracle on Polygon — a proposer submits the result, a two-hour dispute window opens, and if uncontested, payouts are distributed automatically. You can withdraw your winnings to any Polygon wallet.
Prediction-market positions can lose 100% of staked capital. Outcomes are uncertain by definition — historical accuracy of crowd-implied probabilities is high in aggregate but not for any single market. PolyGram does not provide investment advice. Trade only with capital you can afford to lose.
Regulatory status varies by jurisdiction. Germany, the United States, and most EU countries treat Polymarket-style event contracts under one of three frameworks: financial derivative, gambling product, or unregulated novel asset. Consult local counsel before trading.
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