Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Gangwon FC | 100% |
| Ulsan HD FC | 0% |
| Draw | 0% |
Market context
Ulsan HD FC will face Gangwon FC in a K-League fixture on 16 August 2026. The 0% implied probability reflects either extreme confidence in a specific outcome or minimal trading activity establishing a baseline price. K-League matches settle on binary outcomes—win, draw, or loss for the home side—with USDC settlement occurring post-match once official results are confirmed on-chain. Settlement timing typically follows within 24 hours of final whistle, contingent on fixture completion and league verification.
Historical K-League volatility suggests that pre-match probabilities below 5% often correspond to either heavy favouritism toward the away side or genuine uncertainty masked by low liquidity. Ulsan HD and Gangwon have met multiple times in recent seasons; comparative head-to-head records, home-ground advantage patterns, and mid-season form trajectories typically shift implied odds by 10–15 percentage points in the weeks preceding fixture day. The current 0% reading warrants scrutiny—it may signal either that traders have not yet priced the match or that the market is awaiting roster announcements or injury confirmations before establishing meaningful positions.
Traders should monitor K-League official announcements regarding squad availability and team news through early August. Fixture scheduling changes, weather forecasts for Ulsan's stadium, and any mid-season managerial changes at either club can trigger repricing. Funding rates on correlated crypto assets occasionally spike ahead of major sporting events; watch for unusual BTC or ETH volatility if institutional traders are hedging broader portfolio exposure through prediction market positions. Final odds typically stabilise 48–72 hours before kickoff.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $82K.
Methodology
This page reads Ulsan HD FC vs. Gangwon FC on-chain. Polymarket's quote comes directly from the Polygon order book — the only comparable venue with on-chain settlement. Kalshi (USD, off-chain), Betfair (GBP/EUR, off-chain) and Manifold (play-money) are listed alongside for venue context. Every CTA routes to BTC Prediction, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
UK Frequently Asked Questions
- What are crypto prediction markets?
- Crypto prediction markets are on-chain smart contracts where you buy YES or NO shares on a future crypto event (e.g. "BTC above $100k by year-end"). The market price between 0¢ and 100¢ is the implied probability.
- Why USDC and not ETH or USDT?
- USDC is the Polygon standard — audited reserves (Circle, monthly attestation), deepest order book, low gas costs. ETH volatility would distort probability quotes; USDT has thinner Polygon liquidity than USDC.
- 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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