Resolution criteria on PolyGram: More markets for the K-League game, scheduled for May 9 at 3:30 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
| Gimcheon Sangmu FC (-1.5) | 0% YES | 100% NO |
| Incheon United FC (-1.5) | 100% YES | 0% NO |
| Gimcheon Sangmu FC (-2.5) | 0% YES | 100% NO |
| Incheon United FC (-2.5) | 100% YES | 0% 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 |
Gimcheon Sangmu FC and Incheon United FC will meet in a K-League fixture on 9 May 2026 at 3:30 AM ET. The current order book on Polymarket shows a 0% implied probability for the YES outcome on this ancillary market, reflecting either minimal trading activity or strong consensus against the condition being settled affirmatively. With the settlement window closing at 07:30 UTC on match day, traders have a compressed timeframe to adjust positions as match details crystallise.
K-League matches involving mid-table sides typically generate lower trading volumes on derivative markets compared to fixtures featuring Seoul or Busan-based clubs. Historical precedent suggests that ancillary markets tied to specific match conditions—rather than simple win/loss outcomes—often remain illiquid until 24–48 hours before kickoff, when team news and lineups become concrete. The 0% reading may reflect genuine disinterest rather than informed conviction about the underlying event.
Traders should monitor official K-League communications for any squad announcements, injury updates, or fixture postponements. Recent K-League scheduling has remained stable, though weather conditions in May can occasionally affect match logistics. The early kickoff time (3:30 AM ET) may suppress retail participation, potentially leaving the order book thin. Any material news regarding either club's roster or tactical approach could shift the probability substantially, though the compressed settlement window limits the window for such moves to influence pricing meaningfully.
Gimcheon Sangmu Football Club is a South Korean professional football club based in Gimcheon that competes in the K League 1, the top tier of South Korean football. Sangmu is the sports division of the Republic of Korea Armed Forces.
This market settles from the official outcome published at https://www.kleague.com/. 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 "Gimcheon Sangmu FC vs. Incheon United 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.
$31K 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.kleague.com/. 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 9 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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