Resolution criteria on PolyGram: This event is for the upcoming Saudi Professional League game, scheduled for Thursday, May 21, 2026 between Al Khaleej Saudi Club and Al Ahli Saudi Club.
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
| Al Khaleej Saudi Club | 39% YES | 61% NO |
| Al Ahli Saudi Club | 32% YES | 69% NO |
| Draw (Al Khaleej Saudi Club vs. Al Ahli Saudi Club) | 28% YES | 72% NO |
Al Khaleej will host Al Ahli in a Saudi Professional League fixture on Thursday, 21 May 2026. The current order book on Polymarket prices Al Khaleej's victory at 44 per cent implied probability, reflecting moderate underdog status against a historically stronger opponent. This probability emerges from real-time trading activity as market participants weigh available information and adjust positions throughout the settlement window.
Al Ahli enters the 2025–26 season as one of Saudi Arabia's most successful clubs, having invested heavily in international talent and coaching infrastructure in recent years. Al Khaleej, by contrast, operates with more modest resources and has historically occupied mid-table positions in the league. Historical head-to-head records and recent form typically favour Al Ahli, which contextualises why the market assigns them roughly 56 per cent implied probability of avoiding defeat. The gap between the clubs' spending power and squad depth has widened since the Saudi Professional League's expansion phase.
Traders should monitor team news closer to the fixture date, particularly injury updates and squad rotation decisions, as both clubs may have competing domestic or continental commitments in May 2026. Fixture congestion late in the season often influences selection priorities. Recent Saudi Professional League standings and Al Ahli's trajectory in the title race will also shape how much the club prioritises this specific match. Any managerial changes or significant player transfers at either club between now and May could shift the probability materially.
This market settles from the official outcome published at https://www.slstat.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 "Al Khaleej Saudi Club vs. Al Ahli Saudi Club" are the same as any other PolyGram 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 $1K of resting liquidity puts this market in the below the median by volume for saudi professional league 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.slstat.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 21 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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