Resolution criteria on PolyGram: In the upcoming FIFA International Friendlies game between Korea Republic and Trinidad and Tobago, scheduled for May 30, 2026 at 9:00 PM 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
| Korea Republic | 49% YES | 51% NO |
| Draw | 49% YES | 51% NO |
| Trinidad and Tobago | 49% YES | 51% NO |
Korea Republic will face Trinidad and Tobago in a FIFA International Friendly on 30 May 2026 at 9:00 PM ET. The market concerns the halftime result, settling on whether Korea wins, draws, or Trinidad and Tobago wins during the first 45 minutes plus stoppage time. Current Polymarket order book pricing implies a 49% probability for a Korea Republic halftime victory, with the remaining probability distributed across draws and away wins.
Korea Republic's recent competitive record provides context for reading this probability. In World Cup qualifying and continental tournaments, Korea typically dominates friendlies against lower-ranked opposition, though Trinidad and Tobago (ranked approximately 100th globally) presents a significant gap in playing strength. Historical halftime patterns in friendlies show that stronger sides often establish early control; Korea's average possession and shot volume in such matches typically favour early goals. However, friendly matches carry inherent unpredictability, with teams sometimes fielding experimental lineups or rotating personnel, which can suppress scoring rates in opening periods.
Traders should monitor team sheet announcements closer to match day, particularly Korea's squad composition and any late injuries to key attacking players. The timing of the fixture—late May 2026—falls within a congested international calendar when players may carry fatigue from club seasons. Trinidad and Tobago's recent form and any tactical adjustments under their coaching staff could influence early-game intensity. Weather conditions in the venue and pre-match commentary from coaching staff regarding starting XI selection will provide additional signals for refining probability assessments before settlement.
South Korea, officially the Republic of Korea (ROK), is a country in East Asia. It constitutes the southern half of the Korean Peninsula and borders North Korea along the Korean Demilitarized Zone, with the Yellow Sea to the west and the Sea of Japan to the east. South Korea claims to be the sole legitimate government of the entire peninsula and adjacent isl
The South Korea national football team represents South Korea in men's international football and is governed by the Korea Football Association, a member of FIFA and the Asian Football Confederation (AFC).
The 2017 FIFA U-20 World Cup was the 21st edition of the FIFA U-20 World Cup, the biennial international men's youth football championship contested by the under-20 national teams of the member associations of FIFA, since its inception in 1977 as the FIFA World Youth Championship. The tournament was hosted by South Korea from 20 May to 11 June 2017.
The South Korea women's national football team represents South Korea in international women's football competitions. The South Korean women's team has qualified for five FIFA World Cups in 2003, 2015, 2019, 2023 and 2027.
This market settles from the official outcome published at https://www.fifa.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 "Korea Republic vs. Trinidad and Tobago - 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 $288 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://www.fifa.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 31 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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