Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Sport Prediction) Pick polygram.ink (preferred broker) |
63% | 37% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
63% | 37% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Match Winner | 63% |
| Game 1 Winner | 56% |
| Game 2 Winner | 56% |
| Total Kills Over/Under 27.5 in Game 2? | 54% |
| Total Kills Over/Under 27.5 in Game 1? | 53% |
| Any Player Penta Kill | 52% |
| Both Teams Slay Baron Nashor | 51% |
| First Blood in Game 2? | 51% |
| Both Teams Slay Baron Nashor | 50% |
| Both Teams Slay a Dragon | 50% |
| Both Teams Destroy Inhibitors | 50% |
| Any Player Quadra Kill | 50% |
| Odd/Even Total Kills | 50% |
| Both Teams Slay a Dragon | 50% |
| Both Teams Destroy Inhibitors | 50% |
| Any Player Quadra Kill | 50% |
| Odd/Even Total Kills | 50% |
| Both Teams Slay Baron Nashor | 50% |
| Both Teams Slay a Dragon | 50% |
| Both Teams Destroy Inhibitors | 50% |
| Any Player Quadra Kill | 50% |
| Odd/Even Total Kills | 50% |
| First Blood in Game 1? | 50% |
| O/U 2.5 Games | 49% |
| Total Kills Over/Under 30.5 in Game 2? | 41% |
| Total Kills Over/Under 30.5 in Game 1? | 40% |
| Game Handicap: IG (-1.5) vs Ninjas in Pyjamas (+1.5) | 34% |
| Any Player Penta Kill | 26% |
| Any Player Penta Kill | 26% |
Market context
Invictus Gaming face Ninjas in Pyjamas in a best-of-three that has been priced as a fairly even contest, with the crowd leaning to IG at 56% despite mixed recent form from both sides. The clearest historical frame is the head-to-head: current match pages say IG have won four of the last five meetings and hold a 58% H2H win rate, while another market preview notes the rivalry is level overall at 7-7 across 14 series, which suggests the matchup has swung both ways and is not one-sided[1][12].
For traders, the main question is whether IG’s roster and recent level still justify that slight edge. Polymarket’s market note says IG enter Split 3 with renewed strength after TheShy returned to top lane, replacing Soboro, while NIP also arrived with early split momentum after taking an opening win[13]. Comparable recent meetings matter because IG beat NIP 2-0 in May 2025 and again in prior 2026 clashes, but IG’s broader recent record has been patchy: one preview cites only 2 wins from their last 5 matches, while another points to a poor six-month win rate and a 0-3 loss to ThunderTalk on 23 May as evidence of volatility[2][17].
The most relevant catalysts are line-up confirmation, any late substitution news, and the actual starting draft, since BO3 outcomes in this matchup have often hinged on early-game execution rather than pure ranking. Public match listings place the series for 6 August at 09:00, and GosuGamers has the pairing as an upcoming Best of 3 between world-ranked teams IG and NIP, but there is no sign in the available results of a delay or cancellation risk that would force a 50-50 settlement[8][12].
Methodology
Sports-specific comparison page for LoL: Invictus Gaming vs Ninjas in Pyjamas (BO3) - LPL Group Nirvana. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
UK Frequently Asked Questions
- Can I bet on individual matches?
- Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
- What are live sports odds on Polymarket?
- Some top-tier matches stay open during play — you can trade the half-time probability in the 70th minute. Polymarket mid-prices update second-by-second; any frontend mirroring the order book shows the same movement.
- 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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