Resolution criteria on PolyGram: More markets for the Brazil Serie B game, scheduled for May 9 at 5:00 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
| Athletic Club (-1.5) | 0% YES | 100% NO |
| Cuiabá EC (-1.5) | 0% YES | 100% NO |
| Athletic Club (-2.5) | 0% YES | 100% NO |
| O/U 1.5 | 0% YES | 100% NO |
| O/U 2.5 | 0% YES | 100% NO |
| O/U 3.5 | 0% YES | 100% NO |
| O/U 4.5 | 0% YES | 100% NO |
| Cuiabá EC (-2.5) | 0% YES | 100% NO |
Athletic Club and Cuiabá EC are scheduled to meet in Brazil's Serie B on 9 May at 17:00 ET. The current order book on Polymarket shows a 0% implied probability for the "More Markets" outcome, suggesting traders are pricing in either minimal demand for additional betting options on this fixture or a technical constraint preventing further market creation. This zero reading reflects the present state of liquidity and order flow rather than certainty about the underlying event itself.
Serie B matches typically generate modest trading volume outside Brazil's major metropolitan areas, and Cuiabá's smaller supporter base compounds this dynamic. Historical precedent shows that mid-table fixtures in the second division rarely attract the same derivative-market depth as Série A contests. The current probability formation depends heavily on whether Polymarket's order book has seen any substantive bets placed; a 0% reading often indicates no meaningful positions have been taken rather than a consensus forecast.
Traders should monitor fixture confirmation and any late-season implications for both clubs' promotion or relegation standings as the settlement window approaches. Team news, injury updates, and official league communications released in the days before 9 May could shift expectations around market expansion. The timing of this market's creation relative to broader platform activity will also influence whether additional betting options materialise, as liquidity tends to concentrate around higher-profile matches or promotional periods.
Athletic Club, commonly referred to as Athletic, is a Brazilian professional club based in São João del-Rei, Minas Gerais founded on 27 June 1909. It competes in the Campeonato Brasileiro Série B, the second tier of Brazilian football, as well as in the Campeonato Mineiro, the top flight of the Minas Gerais state football league.
Athletic Club Boise is a professional soccer club based in Garden City, Idaho. It fields a men's team in USL League One and plans to field a women's team in the USL Super League, in the third and first tiers of the United States league system, respectively. The club will play its home games at a new soccer-specific stadium at Les Bois Park, a former race tra
Athletic Club Femenino B is a Spanish women's association football team based in Bilbao, in the autonomous community of the Basque Country, Spain.
Athletic Club of BC were a now dissolved Canadian soccer team based in Burnaby, British Columbia, Canada.
This market settles from the official outcome published at https://www.cbf.com.br/futebol-brasileiro/competicoes/campeonato-brasileiro-serie-b. 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 "Athletic Club vs. Cuiabá EC - 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.
$5K in lifetime turnover and $0 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.cbf.com.br/futebol-brasileiro/competicoes/campeonato-brasileiro-serie-b. 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 9 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.
Explore more prediction market odds and trading opportunities on PolyGram: