Resolution criteria on PolyGram: This market refers to the tennis match between Thiago Seyboth Wild and Daniel Galan in the Zagreb, originally scheduled for May 12, 2026 at 4:00AM ET. This market will resolve to 'Thiago Seyboth Wild' if Thiago Seyboth Wild advances against Daniel Galan. This market will resolve to 'Daniel Galan' if Daniel Galan advances against Thiago Seyboth Wild. 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
| Zagreb: Thiago Seyboth Wild vs Daniel Galan | 56% YES | 44% NO |
| Completed Match | 50% YES | 50% NO |
| Zagreb: Thiago Seyboth Wild vs Daniel Galan Set 1 O/U 8.5 | 78% YES | 22% NO |
| Zagreb: Thiago Seyboth Wild vs Daniel Galan Set 1 O/U 9.5 | 50% YES | 50% NO |
| Zagreb: Thiago Seyboth Wild vs Daniel Galan Match O/U 23.5 | 43% YES | 57% NO |
| Zagreb: Thiago Seyboth Wild vs Daniel Galan Total Sets: O/U 2.5 | 39% YES | 62% NO |
| Zagreb: Thiago Seyboth Wild vs Daniel Galan Set 1 Winner | 56% YES | 45% NO |
| Zagreb: Thiago Seyboth Wild vs Daniel Galan Match O/U 21.5 | 54% YES | 46% NO |
Thiago Seyboth Wild and Daniel Galan are scheduled to meet in the Zagreb tournament on 12 May 2026. The current order book on Polymarket reflects a 56% implied probability for Seyboth Wild's advancement, suggesting the market views him as a slight favourite. The settlement window closes on 19 May, allowing a seven-day buffer for scheduling delays or postponements before the market resolves to a 50-50 split.
Seyboth Wild, a Brazilian left-hander, has competed primarily on the ATP Challenger circuit with occasional main draw appearances, whilst Galan, a Colombian player, has similarly operated at Challenger level with limited ATP exposure. Historical matchups between players of comparable ranking suggest the market's modest 56-44 split reflects genuine uncertainty rather than a dominant favourite scenario. Recent Challenger results for both players would be the primary reference point for assessing form, though ATP-level data remains sparse for direct comparison.
Traders should monitor official tournament draw confirmations and any injury announcements from either camp, particularly in the week preceding the match. Weather conditions in Zagreb during May could affect scheduling, and any withdrawal or late substitution would trigger resolution mechanics. The five-day gap between the scheduled date and settlement deadline provides limited flexibility; matches delayed beyond 19 May without completion would resolve to 50-50 regardless of circumstances.
This market settles from the official outcome published at https://www.atptour.com/en/scores/current. 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 "Zagreb: Thiago Seyboth Wild vs Daniel Galan" 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.
$1K in lifetime turnover and $18K of resting liquidity puts this market in the below the median by volume for tennis contracts on PolyGram. Order-book depth is modest — expect a couple of cents of slippage on $1k+ trades.
Last 24 hours alone saw $1K 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.atptour.com/en/scores/current. 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.
Explore more prediction market odds and trading opportunities on PolyGram: