Resolution criteria on PolyGram: In the upcoming Copa Sudamericana game between Montevideo City Torque and CD Riestra, scheduled for May 19, 2026 at 6:00 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
| Draw | 50% YES | 51% NO |
| CD Riestra | 50% YES | 51% NO |
| Montevideo City Torque | 50% YES | 51% NO |
Montevideo City Torque will host CD Riestra in a Copa Sudamericana fixture on 19 May 2026 at 6:00 PM ET. The halftime result market currently reflects a 50% implied probability for the home side to lead at the interval, with the order book on Polymarket pricing this outcome at even odds. Settlement occurs immediately after the 45-minute mark plus stoppage time, making this a discrete first-half prediction independent of the final result.
Halftime markets in South American club competitions typically exhibit wider probability distributions than full-match outcomes, given the compressed sample size and reduced opportunity for tactical adjustments. Historical Copa Sudamericana data shows home sides achieve halftime leads in roughly 45–55% of matches depending on opponent strength and venue factors. Montevideo City Torque's recent domestic form and home record will anchor expectations; similarly, CD Riestra's defensive setup and travel fatigue from away fixtures influence the baseline. The current 50–50 split suggests the market perceives neither side as holding a meaningful halftime advantage.
Key variables include team news and squad availability announced in the days before kickoff, as injuries to key attacking or defensive personnel can shift halftime dynamics substantially. Weather conditions at the Estadio de Maldonado and pitch surface may favour direct play or possession-based approaches. Recent fixture congestion in the Uruguayan calendar and Argentine league schedules could affect player freshness, particularly for Riestra if they've had limited recovery time. Monitoring official team sheets and pre-match press conferences will provide concrete data for reassessing the current probability.
This market settles from the official outcome published at https://www.conmebol.com/sudamericana/. 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 "Montevideo City Torque vs. CD Riestra - 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 $357 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.conmebol.com/sudamericana/. 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 19 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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