Resolution criteria on PolyGram: In the upcoming FIFA International Friendlies game between Republic of Ireland and Grenada, scheduled for May 16, 2026 at 12:00 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
| Republic of Ireland | 50% YES | 51% NO |
| Draw | 50% YES | 51% NO |
| Grenada | 50% YES | 51% NO |
Republic of Ireland will host Grenada in a FIFA International Friendly on 16 May 2026, with settlement determined by the halftime scoreline after 45 minutes plus stoppage time. The current order book on Polymarket reflects a 50% implied probability for an Ireland halftime victory, suggesting the market perceives meaningful uncertainty despite Ireland's substantial ranking advantage and home advantage in Dublin.
Ireland's historical record against Caribbean nations and lower-ranked sides provides relevant context. In recent friendlies, Ireland has shown variable first-half performance; whilst they typically dominate possession and create chances, early goals are not guaranteed. Grenada, ranked significantly lower in the FIFA standings, would typically be expected to defend deep and seek counter-attacking opportunities. The 50% probability for an Ireland halftime win reflects that even favoured sides frequently fail to break down defensive opponents in the opening 45 minutes, with draws at halftime occurring regularly in international friendlies.
Traders should monitor team news regarding Irish squad availability and any late tactical announcements from either camp in the days preceding the fixture. Kick-off timing at 12:00 PM ET may influence early-game intensity and fatigue patterns. Historical weather conditions in Dublin during May and pitch conditions could affect passing accuracy and tempo. Recent form data from both sides' preceding matches will clarify whether Ireland enters with momentum or Grenada has developed defensive cohesion. The settlement window closes at 16:00 UTC on match day, allowing roughly four hours post-match for official confirmation of the halftime result.
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 "Republic of Ireland vs. Grenada - 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 $120 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 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.
Explore more prediction market odds and trading opportunities on PolyGram: