Resolution criteria on PolyGram: This event is for the upcoming Eredivisie game, scheduled for Sunday, May 10, 2026 between NAC Breda and SC Heerenveen.
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
| NAC Breda | 98% YES | 2% NO |
| Draw (NAC Breda vs. SC Heerenveen) | 2% YES | 98% NO |
| SC Heerenveen | 2% YES | 99% NO |
NAC Breda and SC Heerenveen are scheduled to meet in an Eredivisie fixture on Sunday, 10 May 2026. The market is pricing the event as nearly certain to occur, with the order book on Polymarket reflecting a 98% implied probability. This extreme skew suggests traders are pricing in minimal execution risk—essentially treating the match as a near-certainty to be played as scheduled.
Eredivisie fixtures at this stage of the season (final matchday) have historically proceeded without cancellation except in exceptional circumstances such as severe weather or security threats. NAC Breda and SC Heerenveen are both established Eredivisie clubs with adequate infrastructure; neither club has a recent pattern of fixture postponements due to operational failures. The 98% probability aligns with standard settlement assumptions for top-tier Dutch football matches scheduled within the regular calendar window.
Traders should monitor weather forecasts for the Breda region in the days preceding 10 May, as the Netherlands occasionally experiences late-spring storms that could trigger postponement. Fixture congestion or injury crises affecting either squad could theoretically prompt league rescheduling, though this remains uncommon at the final matchday. Any official KNVB (Royal Dutch Football Association) announcements regarding scheduling changes would directly impact settlement. The settlement window closes at 14:45 UTC on match day, allowing minimal buffer for late-breaking developments; traders should verify fixture confirmation through official league channels no later than 48 hours before kick-off.
This market settles from the official outcome published at https://eredivisie.nl/competitie/speelschema. 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 "NAC Breda vs. SC Heerenveen" 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.
$92K in lifetime turnover and $39K of resting liquidity puts this market in the above the median by volume for sports contracts on PolyGram. Order-book depth is strong — order books support five-figure trades with single-cent slippage.
Last 24 hours alone saw $92K in turnover, well above the lifetime daily-average for this market — a clear sign of news catalysing trader activity right now.
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://eredivisie.nl/competitie/speelschema. 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 10 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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