Resolution criteria on PolyGram: This event is for the upcoming Taca de Portugal game, scheduled for Sunday, May 24, 2026 between Sporting CP and SC União Torreense.
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
| Sporting CP | 59% YES | 42% NO |
| Draw (Sporting CP vs. SC União Torreense) | 35% YES | 65% NO |
| SC União Torreense | 9% YES | 91% NO |
Sporting CP will face SC União Torreense in the Taça de Portugal on Sunday, 24 May 2026. The current order book on Polymarket prices Sporting's victory at 56%, reflecting modest confidence in the favourites despite their status as a Primeira Liga club competing against lower-division opposition. Settlement occurs at 16:15 UTC on the scheduled match date.
Historically, Primeira Liga sides have dominated Taça de Portugal fixtures against lower-tier opponents, though upsets remain possible in cup competitions where squad rotation and fatigue play larger roles. Sporting's recent form and injury status will be material; the club typically fields rotated lineups in domestic cup matches when league commitments are pressing. União Torreense, competing in the lower divisions, would require an exceptional performance to overcome the gap in resources and player quality, yet cup football has produced surprises. The 56% probability suggests the market is pricing in meaningful uncertainty—either regarding Sporting's team selection, potential complacency, or genuine respect for cup competition dynamics.
Traders should monitor official team news from both clubs in the days before the fixture, particularly any announcements regarding Sporting's rotation strategy or injury updates. Weather conditions on the day and pitch quality at the venue may also influence play. The settlement window closes immediately after the final whistle, leaving no scope for post-match clarifications or disputes to affect pricing materially.
This market settles from the official outcome published at https://www.ligaportugal.pt/. 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 "Sporting CP vs. SC União Torreense" 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.
$471 in lifetime turnover and $1K 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.
Last 24 hours alone saw $1 in turnover, consistent with the market's lifetime daily-average pace.
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.ligaportugal.pt/. 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 24 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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