Resolution criteria on PolyGram: This is a market on the KBO baseball game between Kia Tigers and Samsung Lions, scheduled for May 16 at 4:00AM ET. This market will resolve to "Kia Tigers" if the Kia Tigers win the game. This market will resolve to "Samsung Lions" if the Samsung Lions win the game. If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, or ends in a tie, this market will resolve 50-50. The primary resolution source will be official information from the KBO. A consensus of credible reporting may also be used.
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
| KBO: Kia Tigers vs. Samsung Lions | 50% YES | 50% NO |
The Korean Baseball Organisation (KBO) will host a regular season matchup between the Kia Tigers and Samsung Lions on 16 May at 4:00 AM ET. The current order book on Polymarket reflects a 50% implied probability for a Tigers victory, indicating the market views this fixture as a genuine toss-up with neither side favoured. This equilibrium probability suggests traders are pricing in comparable recent form between the two clubs, though the early morning ET settlement time means most Western traders will be monitoring outcomes after the fact.
Historical head-to-head records between these franchises provide useful context for interpreting the current probability. The Tigers and Lions have maintained relatively balanced competitive records over recent seasons, with neither club establishing sustained dominance. When the market settles at 50%, it typically reflects either genuine uncertainty about team strength or an absence of material new information that would shift expectations. In KBO fixtures involving evenly-matched opponents, weather conditions at the stadium and recent injury reports can meaningfully affect outcomes, yet such details often remain opaque to international traders until closer to game time.
Traders should monitor KBO official announcements regarding roster changes, pitcher assignments, and any weather advisories in the days preceding 16 May. Recent form data—win-loss records and run differential over the preceding fortnight—will be the primary catalyst for any probability shifts. The settlement window extends to 23 May at 08:00 UTC, allowing time for postponements or official result confirmation from KBO sources. Any significant lineup changes or managerial decisions disclosed in Korean-language reporting may create information asymmetries for English-language traders.
This market settles from the official outcome published at https://www.koreabaseball.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 "KBO: Kia Tigers vs. Samsung Lions" 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 $60 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.
As of today, traders on Polymarket price this outcome at 50%. The number updates continuously as the order book clears. PolyGram mirrors the same live odds with locale-aware formatting and USDC settlement.
Resolution is sourced from https://www.koreabaseball.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 23 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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