Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Review UK) Pick polygram.ink (preferred broker) |
53% | 47% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
53% | 47% | 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 |
|---|---|
| Any Player Penta Kill | 53% |
| Both Teams Slay a Dragon | 52% |
| Both Teams Slay Baron Nashor | 52% |
| Both Teams Slay a Dragon | 52% |
| Any Player Quadra Kill | 52% |
| Both Teams Destroy Inhibitors | 51% |
| Both Teams Destroy Inhibitors | 51% |
| Any Player Quadra Kill | 51% |
| Game Handicap: WB (-1.5) vs LNG Esports (+1.5) | 50% |
| Both Teams Slay Baron Nashor | 50% |
| Odd/Even Total Kills | 50% |
| Odd/Even Total Kills | 50% |
| Both Teams Slay a Dragon | 50% |
| Both Teams Destroy Inhibitors | 50% |
| Odd/Even Total Kills | 50% |
| First Blood in Game 1? | 50% |
| First Blood in Game 2? | 50% |
| Total Kills Over/Under 27.5 in Game 1? | 50% |
| Total Kills Over/Under 30.5 in Game 1? | 50% |
| Any Player Quadra Kill | 49% |
| Both Teams Slay Baron Nashor | 49% |
| Total Kills Over/Under 27.5 in Game 2? | 49% |
| Total Kills Over/Under 30.5 in Game 2? | 48% |
| O/U 2.5 Games | 41% |
| Game 1 Winner | 31% |
| Game 2 Winner | 31% |
| Any Player Penta Kill | 26% |
| Any Player Penta Kill | 26% |
| Match Winner | 23% |
Market context
LNG Esports face Weibo Gaming in a League of Legends best-of-three match within the LPL Group Nirvana format, scheduled for 19 August at 03:00 ET. The current implied probability of 31% for LNG victory reflects Weibo Gaming's stronger recent standing in the Chinese regional circuit. Both organisations field rosters capable of extended series play, making the three-game format material to outcome prediction—early map control and mid-game teamfighting consistency typically determine BO3 results in LPL competition.
Historical LNG versus Weibo matchups show competitive parity with slight edges shifting based on roster composition and patch timing. LNG's performance in Group Nirvana has been inconsistent relative to their spring-season form, whilst Weibo Gaming demonstrated steadier results through summer playoffs. The 31% probability suggests the market has weighted recent tournament performance and head-to-head records, though LNG's potential for explosive early-game execution remains a viable counter-narrative to the favourite's designation.
Traders monitoring this fixture should track roster announcements through 18 August and any schedule confirmations from LPL official channels, as regional tournaments occasionally shift timings without advance notice. Patch notes released before the match window may favour particular champion pools—LNG's mid-lane flexibility versus Weibo's bot-lane scaling preferences represent the primary stylistic divergence. Conditional order logic should account for the 7-day delay clause; setting execution parameters around confirmed match start times rather than scheduled times reduces false-positive settlement risk.
Methodology
We track LoL: LNG Esports vs Weibo Gaming (BO3) - LPL Group Nirvana across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
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
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- 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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