Resolution criteria on PolyGram: More markets for the Primeira Liga game, scheduled for May 2 at 10:30 AM 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
| CD Nacional (-1.5) | 0% YES | 100% NO |
| AVS Futebol (-1.5) | 0% YES | 100% NO |
| CD Nacional (-2.5) | 0% YES | 100% NO |
| AVS Futebol (-2.5) | 0% YES | 100% NO |
| O/U 1.5 | 100% YES | 0% NO |
| O/U 2.5 | 100% YES | 0% NO |
| O/U 3.5 | 0% YES | 100% NO |
| O/U 4.5 | 0% YES | 100% NO |
CD Nacional and AVS Futebol will meet in Portugal's Primeira Liga on 2 May 2026, with kick-off scheduled for 10:30 AM ET. This fixture represents a mid-table encounter in the Portuguese top division, where both clubs typically compete outside the traditional "big three" of Benfica, Porto, and Sporting CP. The current 0% implied probability on Polymarket's order book suggests either minimal trading activity on this particular market variant or a structural imbalance in available liquidity at the ask side, a common occurrence for secondary football markets with lower volume.
Historical context for Portuguese Primeira Liga matches shows that implied probabilities near zero often reflect thin order books rather than genuine market consensus. Comparable fixtures between mid-table sides in the 2024–25 season have typically attracted modest trading volumes, with probability distributions forming only after initial price discovery. The settlement window closing on 2 May at 14:30 UTC—roughly four hours after the scheduled match start—allows for live-match resolution, though this timing creates execution risk for traders seeking to adjust positions during play.
Key catalysts include team news released in the week preceding the match, injury confirmations, and any fixture postponements within the Portuguese calendar. Recent Primeira Liga scheduling has remained stable, though weather or administrative factors occasionally affect May fixtures. Traders should monitor official Primeira Liga announcements and club statements for squad updates, as these typically drive the first meaningful price movements in secondary markets once liquidity begins to form on Polymarket's order book.
Clube Desportivo Nacional, commonly known as Nacional da Madeira and sometimes just Nacional, is a Portuguese football club based in Funchal, on the island of Madeira.
Club Deportivo Nacional de Madrid was a Spanish football team based in Madrid, Spain. They were founded in 1924 and dissolved in 1939, playing for seven seasons in total.
Clubul Sportiv Național Sebiș, commonly known as Național Sebiș, is a Romanian football based in Sebiș, Arad County, currently playing in Liga IV Arad, one of the county leagues that make up the fourth tier of the Romanian football league system.
The Centers for Disease Control and Prevention's National Prevention Information Network (CDC NPIN) is a source of information and materials for both international and American HIV/AIDS, Viral Hepatitis, Tuberculosis, and Sexually Transmitted Disease education and prevention organizations.
This market settles from the official outcome published at https://www.ligaportugal.pt/. 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 "CD Nacional vs. AVS Futebol - 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.
$28K in lifetime turnover and $0 of resting liquidity puts this market in the around 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.ligaportugal.pt/. 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 2 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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