Resolution criteria on PolyGram: More markets for the K-League game, scheduled for May 16 at 6:00 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
| Incheon United FC (-2.5) | 16% YES | 85% NO |
| Gwangju FC (-2.5) | 1% YES | 99% NO |
| Incheon United FC (-1.5) | 36% YES | 65% NO |
| O/U 2.5 | 45% YES | 56% NO |
| O/U 3.5 | 24% YES | 76% NO |
| O/U 4.5 | 9% YES | 91% NO |
| Both Teams to Score | 42% YES | 58% NO |
| Gwangju FC (-1.5) | 4% YES | 97% NO |
Incheon United and Gwangju FC will meet in the K-League on 16 May 2026 at 6:00 AM ET. The current order book on Polymarket is pricing a "More Markets" outcome at 16% implied probability, reflecting relatively low conviction among traders that additional betting markets will be created for this fixture before settlement closes on 16 May at 10:00 AM UTC.
K-League fixtures typically attract supplementary market creation when matches involve top-tier clubs or carry playoff implications. Historical patterns show that mid-table or lower-profile matchups often settle with minimal market proliferation, particularly when the primary match-outcome markets have already been established. The 16% probability suggests traders view this as a standard domestic league encounter unlikely to warrant extensive derivative markets—a reasonable baseline given neither club's consistent prominence in recent seasons.
Traders should monitor K-League scheduling announcements and any late fixture reclassifications that might elevate the match's profile. Polymarket's market-creation activity typically responds to genuine demand signals rather than scheduled events alone; if either club announces significant roster changes, injury updates, or if the fixture gains unexpected media attention in the days before kickoff, additional markets could materialise. The settlement window's tight closure—just four hours after the scheduled match start—means most market creation would need to occur beforehand. Current liquidity and order-book depth will indicate whether traders expect meaningful secondary market development.
Incheon United FC is a South Korean professional football club based in Incheon that competes in the K League 1, the top tier of South Korean football. Founded in 2003, the club is a so-called "community club", with the government of the city of Incheon being its key shareholder. The club's home stadium is the Incheon Football Stadium.
Incheon National University, previously also known as University of Incheon (UI), is a national university in Incheon, South Korea. It's is located in Songdo International Business District in Incheon Free Economic Zone (IFEZ). The university operates the main campus Songdo, and sattilite campuses in Michuhol and Dohwa-dong.
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 "Incheon United FC vs. Gwangju 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.
$536 in lifetime turnover and $20K 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.
Last 24 hours alone saw $411 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://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 16 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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