Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
90% | 10% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
90% | 10% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| O/U 0.5 | 90% |
| Ulsan HD FC O/U 0.5 | 84% |
| Gangwon FC O/U 0.5 | 83% |
| 2nd Half O/U 0.5 | 78% |
| O/U 1.5 | 70% |
| 2nd Half O/U 1.5 | 66% |
| Gangwon FC O/U 1.5 | 65% |
| Ulsan HD FC 1st Half O/U 0.5 | 65% |
| 1st Half O/U 0.5 | 63% |
| Both Teams to Score in Second Half | 59% |
| Both Teams to Score in First Half | 55% |
| Ulsan HD FC O/U 1.5 | 55% |
| Ulsan HD FC O/U 2.5 | 54% |
| Gangwon FC O/U 2.5 | 54% |
| Ulsan HD FC 1st Half O/U 1.5 | 50% |
| Gangwon FC 1st Half O/U 0.5 | 50% |
| Gangwon FC 1st Half O/U 1.5 | 50% |
| 2nd Half O/U 2.5 | 50% |
| Ulsan HD FC 2nd Half O/U 0.5 | 50% |
| Ulsan HD FC 2nd Half O/U 1.5 | 50% |
| Gangwon FC 2nd Half O/U 0.5 | 50% |
| Gangwon FC 2nd Half O/U 1.5 | 50% |
| Both Teams to Score | 48% |
| 1st Half O/U 1.5 | 48% |
| O/U 2.5 | 41% |
| 1st Half O/U 2.5 | 38% |
| Ulsan HD FC (-2.5) | 20% |
| O/U 3.5 | 20% |
| Ulsan HD FC (-1.5) | 14% |
| Gangwon FC (-1.5) | 14% |
| O/U 4.5 | 10% |
| Gangwon FC (-2.5) | 6% |
| O/U 5.5 | 3% |
Market context
Ulsan HD and Gangwon FC meet in the K-League on 16 August at 6:30 AM ET. Polymarket currently prices this conditional market at 14% YES, reflecting relatively low conviction that additional betting markets will be offered for this fixture. The settlement hinges on whether the platform expands its coverage beyond standard match outcomes—a decision tied to liquidity demand and operational capacity rather than the sporting result itself.
K-League fixtures routinely attract secondary market expansion on major platforms, particularly when both clubs field competitive squads or when fixture timing aligns with peak trading windows. Ulsan HD finished third in the 2023 season and has maintained mid-table consistency, whilst Gangwon FC has experienced volatility in recent campaigns. Historical precedent suggests that mid-season matchups between established clubs generate sufficient trader interest to justify additional markets, though Polymarket's selective approach means not all games receive this treatment. The 14% probability reflects genuine uncertainty about whether this specific pairing meets the platform's threshold for expanded offerings.
Traders should monitor Polymarket's official announcements and K-League scheduling updates through mid-August. Fixture postponements or rescheduling could affect market viability. Additionally, any significant injury news or managerial changes affecting either club might influence whether traders demand deeper market coverage. The settlement window closes just hours after kickoff, so decisions on market expansion typically occur in the days immediately preceding the match.
Methodology
This page reviews Ulsan HD FC vs. Gangwon FC - More Markets across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to PolyGram, which mirrors the Polymarket order book at 0% fees.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
UK Frequently Asked Questions
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- What's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
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