Resolution criteria on PolyGram: This event is for the upcoming Chile Primera game, scheduled for Sunday, May 31, 2026 between O'Higgins FC and Everton de Viña del Mar.
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
| O'Higgins FC | 47% YES | 54% NO |
| Draw (O'Higgins FC vs. Everton de Viña del Mar) | 46% YES | 55% NO |
| Everton de Viña del Mar | 46% YES | 55% NO |
On 31 May 2026, O'Higgins FC will host Everton de Viña del Mar in a Chilean Primera División fixture. The current order book on Polymarket prices a YES outcome—interpreted as an O'Higgins victory—at 47%, reflecting modest confidence in the home side despite their hosting advantage. This probability has emerged from real-time trading activity and represents the marginal price at which buyers and sellers are meeting today.
Historically, home advantage in Chilean Primera matches carries measurable weight, though neither O'Higgins nor Everton commands the consistent dominance of clubs like Universidad de Chile or Colo-Colo. O'Higgins' home record and Everton's away performance across recent seasons provide the baseline for evaluating whether 47% undervalues or overvalues the home fixture. The relatively balanced probability suggests traders view this as a competitive encounter rather than a heavily favoured outcome.
Between now and settlement, traders should monitor squad availability, particularly injury reports in the weeks preceding the match. Fixture congestion in the Chilean league—including Copa Chile commitments and potential CONMEBOL competition—may affect team rotation and player fitness. Recent form data from April and May 2026 will prove critical, as will any managerial changes at either club. Weather conditions in Rancagua on match day could also influence play style and goal-scoring likelihood, though such factors typically emerge closer to kick-off.
This market settles from the official outcome published at https://anfp.cl/. 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 "O'Higgins FC vs. Everton de Viña del Mar" 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 $2K 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://anfp.cl/. 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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