Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
70% | 30% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
70% | 30% | 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 |
|---|---|
| Both Teams Slay a Dragon | 70% |
| Both Teams Slay a Dragon | 70% |
| Any Player Quadra Kill | 61% |
| Game Handicap: BLG (-1.5) vs LGD Gaming (+1.5) | 59% |
| Both Teams Destroy Inhibitors | 53% |
| Any Player Quadra Kill | 51% |
| Any Player Quadra Kill | 51% |
| Both Teams Slay Baron Nashor | 51% |
| Total Kills Over/Under 30.5 in Game 2? | 51% |
| Total Kills Over/Under 30.5 in Game 1? | 51% |
| Odd/Even Total Kills | 50% |
| Odd/Even Total Kills | 50% |
| Odd/Even Total Kills | 50% |
| Both Teams Slay a Dragon | 48% |
| Any Player Penta Kill | 47% |
| First Blood in Game 2? | 45% |
| First Blood in Game 1? | 45% |
| Total Kills Over/Under 33.5 in Game 2? | 38% |
| Total Kills Over/Under 33.5 in Game 1? | 38% |
| O/U 2.5 Games | 37% |
| Game 2 Winner | 27% |
| Game 1 Winner | 26% |
| Any Player Penta Kill | 25% |
| Any Player Penta Kill | 25% |
| Match Winner | 18% |
| Both Teams Slay Baron Nashor | 11% |
| Both Teams Slay Baron Nashor | 11% |
| Both Teams Destroy Inhibitors | 6% |
| Both Teams Destroy Inhibitors | 6% |
Market context
LGD Gaming face Bilibili Gaming in a best-of-three League of Legends fixture within the LPL Group Ascend tournament on 20 August 2026. The match is scheduled for 7:00 AM ET, with settlement occurring at 17:00 UTC the same day. The 26% implied probability on LGD reflects their underdog positioning relative to Bilibili, a franchise with stronger recent domestic performance and roster stability. This particular matchup carries weight for both teams' playoff seeding prospects within the LPL's competitive hierarchy.
Historical precedent suggests LGD's win rate against comparable mid-tier LPL opponents hovers around 35–42% when facing teams ranked above them in seasonal standings. Bilibili's consistency in group-stage formats—winning approximately 68% of such encounters over the past two seasons—establishes a baseline for evaluating the current odds. The 26% probability assigned to LGD implies roughly a 2.8:1 underdog position, which aligns with typical market pricing for teams with demonstrable skill gaps but non-negligible upset potential in single elimination formats.
Traders should monitor roster announcements or last-minute substitutions in the 48 hours preceding the fixture, as mid-season adjustments occasionally shift competitive balance. Schedule adherence remains critical; any postponement beyond 7 August 26 without resolution triggers a 50-50 settlement. USDC settlement at the scheduled window provides certainty for on-chain positioning, though funding rate movements on major exchanges may signal sharp money repositioning if injury reports or team news emerges closer to match time.
Methodology
Methodologically this overview focuses on on-chain pricing: Polymarket's live mid comes from the Polygon conditional-token order book and settles automatically in USDC. The other three venues — Kalshi, Betfair, Manifold — sit alongside as off-chain reference points so you can see how the contract translates across regulatory and settlement regimes.
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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