Resolution criteria on PolyGram: More markets for the Brazil Serie B game, scheduled for May 24 at 5:30 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
| América FC (-1.5) | 39% YES | 61% NO |
| Vila Nova FC (-1.5) | 31% YES | 69% NO |
| América FC (-2.5) | 26% YES | 75% NO |
| Vila Nova FC (-2.5) | 28% YES | 73% NO |
| O/U 1.5 | 53% YES | 47% NO |
| O/U 2.5 | 52% YES | 48% NO |
| O/U 3.5 | 48% YES | 52% NO |
| O/U 4.5 | 41% YES | 59% NO |
América FC will face Vila Nova FC in a Brazil Serie B match on 24 May at 17:30 ET. The current order book on Polymarket reflects a 39% implied probability for the "More Markets" outcome, suggesting traders are pricing in roughly two-to-one odds against this resolution at present.
Serie B fixtures typically generate modest trading volumes relative to top-flight matches, with probability formation driven by a combination of team form, recent head-to-head records, and broader league positioning. Historical patterns show that mid-table Serie B encounters often settle within narrow probability bands unless one side carries significant momentum or injury concerns. The current 39% reading sits in a range consistent with markets pricing moderate uncertainty around the specific market conditions rather than a heavily favoured outcome.
Traders should monitor team news releases and official league communications through to the settlement window close on 24 May at 21:30 UTC. Key catalysts include confirmed lineups, any late injury announcements, and weather conditions that might affect play style. Vila Nova's recent performance trajectory and América's current league standing will influence order book depth as match day approaches. The settlement window extends to 90 minutes post-kickoff, allowing for final score confirmation and any official league clarifications on the specific market resolution criteria.
América Futebol Clube, commonly referred to as simply América Mineiro, is a Brazilian football team from the city of Belo Horizonte, capital city of the Brazilian state of Minas Gerais. Founded in 1912, the club preserves its name and crest since its inception. The original home kit colours are white and green only; the black color was incorporated in the 19
América Futebol Clube (SP), also known as América de Rio Preto or simply América, is a Brazilian football team based in São José do Rio Preto, São Paulo. Founded in 1946, it plays in Campeonato Paulista Segunda Divisão.
América Futebol Clube, commonly referred to as América de Natal, is a Brazilian professional club based in Natal, Rio Grande do Norte founded on 14 July 1915. It competes in the Campeonato Brasileiro Série D, the fourth tier of Brazilian football, as well as in the Campeonato Potiguar, the top flight of the Rio Grande do Norte state football league.
América Futebol Clube is a football club from Joinville, with a population of more than half a million the largest city of the south Brazilian state of Santa Catarina. The club, founded on 14 June 1914, won between 1947 and 1971 five times the state championship of Santa Catarina, the Campeonato Catarinense. In the national level, América took part in second
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 "América FC vs. Vila Nova FC - 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 $2K 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 24 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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