Resolution criteria on PolyGram: More markets for the Prva Liga game, scheduled for May 15 at 12:00 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
| HNK Vukovar 1991 (-1.5) | 14% YES | 86% NO |
| NK Varaždin (-1.5) | 28% YES | 72% NO |
| HNK Vukovar 1991 (-2.5) | 18% YES | 82% NO |
| NK Varaždin (-2.5) | 18% YES | 82% NO |
| O/U 1.5 | 76% YES | 24% NO |
| O/U 2.5 | 53% YES | 47% NO |
| O/U 3.5 | 33% YES | 67% NO |
| O/U 4.5 | 18% YES | 82% NO |
HNK Vukovar 1991 and NK Varaždin are scheduled to meet in the Croatian Prva Liga on 15 May 2026 at 12:00 PM ET. The market in question concerns whether additional betting markets will be offered for this fixture, with the current order book pricing such an outcome at 15% probability—a relatively low implied likelihood that reflects scepticism about expanded market coverage for a mid-table domestic league match.
Comparable fixtures in lower-tier European leagues show that supplementary markets typically emerge only when fixtures attract sufficient trading volume or when major sportsbooks identify commercial interest. Vukovar 1991 and Varaždin are mid-tier Prva Liga clubs without the profile of Zagreb or Dinamo, which historically limits ancillary market creation. Previous seasons' data suggests that expanded markets for such matchups materialise in fewer than one in five cases, providing a baseline for the current 15% reading. The settlement window closing on 15 May at 16:00 UTC allows approximately two weeks for market operators to assess demand and decide on expansion.
Key catalysts include fixture confirmation closer to the date, any injury announcements affecting squad availability, and whether either club enters a critical promotion or relegation battle that might drive retail interest. Polymarket's order book formation reflects traders' collective assessment that standard match-outcome markets will likely suffice, with limited expectation of prop markets or alternative settlement criteria. Fixture postponements or rescheduling would reset the timeline for market expansion decisions.
HNK Vukovar 1991 is a professional Croatian football club based in Vukovar. The club currently plays in the Croatian Football League, the top tier of Croatian football, following promotion from the 2024–25 Prva NL as league champions.
HNK Vukovar '91 was a Croatian football club based in the river port of Vukovar.
This market settles from the official outcome published at https://hnl.hr/. 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 "HNK Vukovar 1991 vs. NK Varaždin - 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 $14K of resting liquidity puts this market in the below the median by volume for sports contracts on PolyGram. Order-book depth is modest — expect a couple of cents of slippage on $1k+ trades.
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://hnl.hr/. 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 15 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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