Trade the outcome below — no house edge, instant USDC settlement on Polygon
Resolution criteria on PolyGram: This event is for the upcoming UEFA Champions League game, scheduled for Saturday, May 30, 2026 between Paris Saint-Germain FC and Arsenal FC.
Real-money prediction markets aggregate live odds from thousands of traders, surfacing a sharper probability than any single forecast. Current odds favour the NO side at 42%, making this a coinflip market with 2 days to resolution — final-48h markets historically see the largest volume spikes, backed by $5.1M of resting liquidity.
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
| Paris Saint-Germain FC | 42% YES | 59% NO |
| Arsenal FC | 31% YES | 70% NO |
| Draw (Paris Saint-Germain FC vs. Arsenal FC) | 30% YES | 71% NO |
PSG and Arsenal are scheduled to meet in the UEFA Champions League on Saturday, 30 May 2026. The current order book on Polymarket prices Arsenal's victory at 42% implied probability, reflecting a market view that favours PSG or a draw. Settlement occurs at 16:00 UTC on the scheduled match date.
Historical matchups between these clubs offer limited direct precedent at this competitive level. PSG and Arsenal last met in the 2016 Round of 16, with PSG winning both legs. However, Arsenal's domestic form and European trajectory have shifted materially since then, whilst PSG's Champions League performance remains volatile despite consistent investment. The 42% probability sits between typical odds for a visiting English club in a knockout or group-stage fixture and the baseline expectation for a club of Arsenal's current stature in continental competition.
Traders should monitor squad availability and injury bulletins from both clubs through May, particularly regarding key attacking and defensive personnel. PSG's midfield stability and Arsenal's defensive resilience in away fixtures will likely drive market repricing. Qualification status for either club—whether they reach the final stages or exit earlier—could shift trader conviction materially. Recent form in domestic leagues through spring 2026 will provide concrete data on current squad condition. Any managerial changes or tactical shifts announced in the weeks before the fixture may trigger order book movement, as will weather conditions and venue-specific factors closer to the match date.
This market settles from the official outcome published at https://www.uefa.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.
For this market, the resolution date is 30 May 2026. A UMA proposer can submit the outcome from that moment; the two-hour dispute window closes at , and assuming no counter-claim is staked, winning USDC clears to trader balances by approximately .
If a dispute is filed inside the two-hour window, the outcome escalates to UMA token-holder voting, which extends settlement by roughly 48 hours. Because this market resolves from a publicly verifiable feed (https://www.uefa.com/), the probability of dispute is materially lower than the overall 0.5% PolyGram baseline — most disputes occur on markets with ambiguous wording or non-public resolution sources.
Withdrawal pace from your PolyGram balance is non-custodial and immediate — once payout clears, funds are yours to send to any Polygon wallet you control. Funds clear directly to your in-app USDC balance on Polygon. Withdrawals are non-custodial: send to any address you control, typical confirmation under 30 seconds, gas paid in USDC if you'd rather not hold MATIC.
Minimum order size on PolyGram is $1.00, with no maximum cap aside from available book depth. Orders route into Polymarket's on-chain CLOB on Polygon; the matching engine pairs YES buyers with NO buyers atomically — every executed trade is settled on-chain with no counterparty risk. For "Paris Saint-Germain FC vs. Arsenal FC", order-book behaviour for this market reflects the underlying volatility of the outcome — patient limit orders typically fill closer to mid than market orders.
The trade ticket includes a slippage box (default 2%, configurable 0.1%-10%) that caps the worst-case entry price. Your maximum loss is your stake — winning YES (or NO) shares pay $1.00 each at resolution. With this market's current book depth ($5.1M of resting liquidity), a $500 order should fill with single-cent slippage at the displayed mid-price.
PolyGram charges 0% house edge — no spread mark-up, no rake on winnings, no withdrawal fees beyond network gas. The platform earns exclusively from optional features (copy-trade boosts, advanced order types, the yield vault on idle USDC); the trading surface itself is at-cost.
The mechanics for trading "Paris Saint-Germain FC vs. Arsenal FC" 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.
$1.2M in lifetime turnover and $5.1M of resting liquidity puts this market in the top 2% by volume for games contracts on PolyGram. Order-book depth is exceptional — among the deepest order books in the category.
Last 24 hours alone saw $525K in turnover, well above the lifetime daily-average for this market — a clear sign of news catalysing trader activity right now.
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.uefa.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 30 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. For "Paris Saint-Germain FC vs. Arsenal FC", the considerations above apply directly — Trade size should reflect the binary nature of the payoff: even a 70% probability event resolves NO 30% of the time, so any single position can lose 100% of staked capital.
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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