LoL: Fnatic vs Karmine Corp (BO3) - LEC Regular Season

Platform comparison

Market context

Fnatic and Karmine Corp are due to meet in the LEC regular season BO3, with the market sitting at 23% for Fnatic after a run of results that has generally favoured Karmine Corp in recent head-to-heads. In their most recent meetings, Karmine Corp beat Fnatic 2-1 in the 2026 Spring split, while Fnatic’s last clear upper hand in the matchup came earlier in the year; across recent series the pairing has been close rather than one-sided[2][5].

That history matters because these teams have alternated momentum, and the series scoreline has often been more informative than a single map. Head-to-head records from the same matchup show Karmine Corp with the edge in the latest stretch, while broader archives still show Fnatic retaining enough wins to keep the pricing from drifting into favourite territory[1][4][7]. A 23% implied chance is therefore consistent with a live underdog view rather than a long-shot reading.

For traders, the key catalysts are confirmation that the match starts on schedule, the official starting line-ups, and any late scheduling change from the LEC broadcast or league organiser. The market rules are especially sensitive to postponement: if the series is not played, ends level, or is pushed beyond seven days without a winner, it resolves 50-50 rather than to either side. Karmine Corp also arrive with a strong recent match run in the current split, which is the main reason any pre-match adjustment would likely come from roster or schedule news rather than historical record alone[5][12].

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track LoL: Fnatic vs Karmine Corp (BO3) - LEC Regular Season 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

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

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%.