Resolution criteria on PolyGram: In the upcoming Prva Liga game between NK Slaven Belupo and GNK Dinamo Zagreb, scheduled for May 17, 2026 at 10:00 AM ET: This event contains halftime result markets for home, draw, and away outcomes within the first 45 minutes of regular play plus stoppage time.
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
| NK Slaven Belupo | 29% YES | 71% NO |
| Draw | 50% YES | 50% NO |
| GNK Dinamo Zagreb | 54% YES | 46% NO |
NK Slaven Belupo will host GNK Dinamo Zagreb in the Croatian Prva Liga on 17 May 2026, with settlement determined by the halftime scoreline after 45 minutes plus stoppage time. The 46% implied probability for a Dinamo Zagreb halftime victory reflects current order book positioning on Polymarket, where traders are pricing the away side's likelihood of leading at the interval.
Dinamo Zagreb's historical dominance in Croatian football provides context for reading this probability. The club has won fourteen consecutive league titles through 2025 and typically field stronger squads than Belupo, yet halftime markets often compress probabilities toward 33% per outcome due to the compressed timeframe and reduced goal-scoring opportunities in 45 minutes. Belupo's home advantage and the shorter sample size for predicting early goals create meaningful variance from Dinamo's overall superiority. Recent halftime markets in Prva Liga fixtures have shown away teams settling between 35–50% implied probability depending on relative squad strength and recent form.
Traders should monitor team news releases through mid-May regarding injuries or rotation decisions, particularly for Dinamo Zagreb's key attacking players. The 10:00 AM ET kickoff time (16:00 local) is relatively early in the Croatian football calendar, which may affect pressing intensity and early-game rhythm. Weather conditions in Zagreb during May typically favour open play, though recent precipitation could influence pitch conditions and early passing accuracy. Belupo's recent league position and goal-scoring record in opening halves will be relevant data points as settlement approaches.
Nogometni klub Slaven Belupo, often referred to as Slaven Belupo, is a Croatian professional football club based in the city of Koprivnica in the north of Croatia. They play their home matches at Gradski Stadion in Koprivnica. They play in the Croatian Football League.
Nogometni klub Slaven Živinice, commonly known as Slaven Živinice or just Slaven is a professional association football club based in the city of Živinice that is situated in Bosnia and Herzegovina.
NK Slavonija is a Croatian football club based in the town of Požega in Slavonia.
Nogometni klub Slavija Vevče, commonly referred to as NK Slavija Vevče or simply Slavija, was a Slovenian football club based in Vevče. The club was formed in 1921 and played in the Slovenian PrvaLiga in the 1994–95 season, after they replaced Svoboda before the start of the competition. They were sponsored by local printing company SET for most of the time,
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 "NK Slaven Belupo vs. GNK Dinamo Zagreb - Halftime Result" 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 $3K 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://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 17 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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