Resolution criteria on PolyGram: More markets for the Copa Sudamericana game, scheduled for May 27 at 8:30 PM ET.
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
| Club Olimpia (-1.5) | 47% YES | 53% NO |
| Audax CS Italiano (-1.5) | 42% YES | 58% NO |
| Club Olimpia (-2.5) | 39% YES | 62% NO |
| Audax CS Italiano (-2.5) | 39% YES | 62% NO |
| O/U 0.5 | 61% YES | 39% NO |
| O/U 1.5 | 53% YES | 47% NO |
| O/U 2.5 | 52% YES | 49% NO |
| O/U 3.5 | 48% YES | 53% NO |
Club Olimpia and Audax CS Italiano are scheduled to meet in the Copa Sudamericana on 27 May at 8:30 PM ET. This secondary South American club competition has historically produced volatile results, particularly in early knockout rounds where team preparation and squad rotation vary significantly. The 42% implied probability on Polymarket's order book reflects genuine uncertainty around match outcomes in this tier of competition, where travel fatigue, domestic league scheduling conflicts, and squad depth often determine results more than relative league standing.
Olimpia, based in Paraguay, typically fields a stronger domestic pedigree than Audax, an Italian-Brazilian club competing in Brazil's lower divisions. However, Copa Sudamericana fixtures frequently see favourites underperform due to fixture congestion—both clubs are managing concurrent domestic commitments. Recent Copa Sudamericana editions have shown that teams prioritising domestic league points over continental play often struggle in midweek fixtures. The settlement window closes 28 May at 00:30 UTC, allowing roughly 16 hours post-match for order book activity to reflect final outcomes.
Traders should monitor team news releases and lineup confirmations in the 48 hours before kickoff, as late withdrawals or injury announcements can shift probability significantly. Audax's recent domestic form and any statements regarding squad rotation will be material signals. The current 42% probability suggests the market is pricing meaningful competitive balance; any confirmed absences of key players could shift the order book substantially before the settlement window closes.
This market settles from the official outcome published at https://www.conmebol.com/sudamericana/. 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 "Club Olimpia vs. Audax CS Italiano - More Markets" 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.
$91 in lifetime turnover and $3K of resting liquidity puts this market in the below the median by volume for sports contracts on PolyGram. Order-book depth is thin — large orders may need to be split across the book or executed as limit orders.
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.conmebol.com/sudamericana/. 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 28 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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