Resolution criteria on PolyGram: More markets for the Copa Sudamericana game, scheduled for May 26 at 6:00 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
| Grêmio FBPA (-1.5) | 41% YES | 59% NO |
| Montevideo City Torque (-1.5) | 42% YES | 59% NO |
| Grêmio FBPA (-2.5) | 38% YES | 62% NO |
| Montevideo City Torque (-2.5) | 38% YES | 62% NO |
| O/U 0.5 | 62% 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 | 52% NO |
Grêmio FBPA and Montevideo City Torque are scheduled to meet in the Copa Sudamericana on 26 May at 6:00 PM ET. This is a continental club competition run by CONMEBOL, the South American football confederation, and typically draws competitive fixtures between Brazilian and Uruguayan sides. The current order book on Polymarket reflects a 43% implied probability for the "More Markets" outcome, suggesting traders are pricing in moderate conviction that additional betting markets will be offered for this fixture.
Copa Sudamericana matches involving established clubs like Grêmio—a traditional Brazilian side with significant continental pedigree—historically attract secondary market liquidity. The probability formation on Polymarket's order book today reflects expectations around whether the match will generate sufficient trading interest to justify additional derivative markets. Comparable fixtures between top-tier Brazilian and Uruguayan clubs have typically seen expanded market offerings, though smaller-profile Copa Sudamericana ties sometimes settle with limited market depth.
Traders should monitor team news and injury updates in the fortnight before the fixture, as absences of key players can affect perceived match significance and therefore market expansion decisions. Polymarket's market-making activity typically responds to broader betting exchange activity and social media engagement around the match. Any announcement from CONMEBOL regarding broadcast prominence or scheduling changes could shift expectations around secondary market creation. The settlement window closes at 22:00 UTC on 26 May, giving traders approximately one month to assess whether the match generates sufficient commercial interest.
Grêmio Foot-Ball Porto Alegrense, commonly known as Grêmio, is a Brazilian professional football club based in Porto Alegre, the capital city of the Brazilian state of Rio Grande do Sul. The club plays in the Campeonato Brasileiro Série A, the first division of the Brazilian football league system, and the Campeonato Gaúcho, Rio Grande do Sul's top state lea
Grêmio FBPA Academy is the youth set up of Grêmio. Is composed of several youth teams from the age group of under-7 to the under-20, and is considered one of the most prolific football academies in Brazil as also in the world.
Grêmio Foot-Ball Porto Alegrense, commonly known as Grêmio or Mosqueteiras, is a Brazilian women's Association football club, based in the city of Porto Alegre, Rio Grande do Sul, Brazil. It is the women's section of Grêmio. They won the Campeonato Gaúcho de Futebol Feminino four times.
Grêmio Barueri Futebol Ltda., generally known as Grêmio Barueri, or just as Barueri, is a Brazilian football club from Barueri, São Paulo state. The club was formerly known as Grêmio Recreativo Barueri and Grêmio Prudente Futebol Ltda.
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 "Grêmio FBPA vs. Montevideo City Torque - 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.
$0 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 26 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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