Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Market UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Game 2 Winner | 100% |
| O/U 2.5 Games | 100% |
| First Blood in Game 1? | 100% |
| Total Kills Over/Under 27.5 in Game 1? | 100% |
| Total Kills Over/Under 27.5 in Game 2? | 100% |
| Total Kills Over/Under 30.5 in Game 1? | 100% |
| Total Kills Over/Under 30.5 in Game 2? | 100% |
| Total Kills Over/Under 33.5 in Game 1? | 100% |
| Total Kills Over/Under 36.5 in Game 1? | 100% |
| Total Kills Over/Under 39.5 in Game 1? | 100% |
| Odd/Even Total Kills | 99% |
| Odd/Even Total Kills | 99% |
| Total Kills Over/Under 33.5 in Game 2? | 99% |
| Match Winner | 79% |
| Both Teams Slay Baron Nashor | 50% |
| Both Teams Slay a Dragon | 50% |
| Both Teams Destroy Inhibitors | 50% |
| Any Player Quadra Kill | 50% |
| Any Player Penta Kill | 50% |
| Both Teams Slay Baron Nashor | 50% |
| Both Teams Slay a Dragon | 50% |
| Both Teams Destroy Inhibitors | 50% |
| Any Player Quadra Kill | 50% |
| Any Player Penta Kill | 50% |
| Both Teams Slay Baron Nashor | 50% |
| Both Teams Slay a Dragon | 50% |
| Both Teams Destroy Inhibitors | 50% |
| Any Player Quadra Kill | 50% |
| Any Player Penta Kill | 50% |
| Odd/Even Total Kills | 50% |
| Total Kills Over/Under 42.5 in Game 2? | 50% |
| Total Kills Over/Under 39.5 in Game 2? | 50% |
| Total Kills Over/Under 48.5 in Game 2? | 50% |
| Game Handicap: WB (-1.5) vs Invictus Gaming (+1.5) | 50% |
| First Blood in Game 2? | 1% |
| Total Kills Over/Under 36.5 in Game 2? | 1% |
| Game 1 Winner | 0% |
| Game Handicap: IG (-1.5) vs Weibo Gaming (+1.5) | 0% |
Market context
Weibo Gaming and Invictus Gaming are scheduled to contest a best-of-three League of Legends match within the LPL Group Nirvana format on 16 August 2026 at 05:00 ET. In prediction markets, a YES share represents a bet that Weibo Gaming will win; a NO share represents a bet that Invictus Gaming will prevail. The settlement window closes at 16:00 ET on the same day, allowing roughly eleven hours for the match to conclude. Should the match not occur, end in a draw, or remain unresolved beyond seven days, the market resolves to 50-50, splitting stakes equally between both outcomes.
The 0% implied probability for Weibo Gaming reflects either extreme confidence in Invictus Gaming's superiority or, more likely, insufficient market liquidity and trader participation at this early stage. Historical precedent suggests that LPL matches rarely attract significant pre-event trading volume until nearer the fixture date, particularly for group-stage contests. Invictus Gaming has maintained competitive standing in recent LPL seasons, whilst Weibo Gaming's roster composition and recent form relative to their opponent will determine realistic win odds once trading activity increases.
Traders should monitor official LPL scheduling announcements for any postponements or cancellations, as technical issues or unforeseen circumstances occasionally delay matches beyond the settlement window. Recent roster changes, injury reports, or scrim results shared by team management or credible esports journalists may shift expectations closer to match time. The Group Nirvana format itself—if newly introduced or substantially modified—warrants clarification from Riot Games' official channels, as rule changes can influence team preparation and performance trajectories.
Methodology
This page reviews LoL: Weibo Gaming vs Invictus Gaming (BO3) - LPL Group Nirvana 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 Prediction Market UK, which mirrors the Polymarket order book at 0% fees.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
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 does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- 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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