Resolution criteria on PolyGram: This market refers to the Counter-Strike Upper bracket round 1 match between RoundsGG and XI Esport in the ESEA Advanced Europe Playoffs, initially scheduled for May 31 at 11:00AM ET. This market will resolve to "RoundsGG" if RoundsGG win the match against XI Esport. This market will resolve to "XI Esport" if XI Esport win the match against RoundsGG. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50.
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
| Map Handicap: XI (-1.5) vs RoundsGG (+1.5) | 0% YES | 100% NO |
| Odd/Even Total Kills | 100% YES | 0% NO |
| Odd/Even Total Rounds | 100% YES | 0% NO |
| Odd/Even Total Kills | 100% YES | 0% NO |
| Odd/Even Total Rounds | 100% YES | 0% NO |
| Odd/Even Total Kills | 0% YES | 100% NO |
| Odd/Even Total Rounds | 0% YES | 100% NO |
| Match Winner | 0% YES | 100% NO |
RoundsGG and XI Esport are scheduled to compete in the upper bracket round one of the ESEA Advanced Europe Playoffs on 31 May at 11:00 AM ET, playing a best-of-three series. The winner advances further in the tournament structure; the loser drops to the lower bracket. Currently, Polymarket's order book reflects a 0% implied probability for RoundsGG victory, indicating that traders are pricing XI Esport as a near-certain favourite or that liquidity remains extremely thin at present.
ESEA Advanced Europe serves as a competitive intermediate tier in European Counter-Strike, sitting below the Pro League level. Historical volatility in such fixtures often stems from roster changes, recent map pool adjustments, and inconsistent online performance versus LAN conditions. Comparable upper bracket encounters in regional playoffs frequently see tighter odds than current pricing suggests, particularly when team form data remains limited or when one squad has recently undergone roster modifications. The 0% reading likely reflects either minimal order book depth rather than genuine certainty about XI Esport's superiority.
Traders should monitor team announcements regarding player availability and any last-minute roster confirmations through ESEA's official channels and team social media in the 48 hours before the match. Server location, map veto patterns from recent scrims, and any statement from either organisation regarding preparation intensity could shift market perception. The settlement window closes at 21:10 UTC on 31 May, allowing approximately ten hours post-scheduled start time for match completion before the 50-50 tie resolution clause activates.
This market settles from the official outcome published at https://www.twitch.tv/roundsgg. 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 "Counter-Strike: RoundsGG vs XI Esport (BO3) - ESEA Advanced Europe Playoffs" 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.
$2K in lifetime turnover and $0 of resting liquidity puts this market in the below the median by volume for esports 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.twitch.tv/roundsgg. 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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