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

Platform comparison

Market context

Polymarket has this Fnatic v Karmine Corp BO3 priced at **23% YES** for a Fnatic win, so the contract is trading as a clear underdog position on Fnatic rather than a coin-flip. On Polymarket, buyers hold USDC-settled conditional tokens on Polygon, so the only thing that matters for resolution is the official match result by the settlement deadline, not the series narrative around it.

That 23% looks notably lower than what recent matchup history alone would suggest. Fnatic won the last several meeting patterns cited in preview work, including a 2-1 series and a 3-1 series across 2025, while other 2026 write-ups still describe the head-to-head as leaning Fnatic despite Karmine Corp’s stronger recent form[1][4]. The market is therefore weighting current team state more heavily than the historical edge: Polymarket’s own event page describes Karmine Corp as the frontrunner after an unbeaten start and stronger game differentials, while Fnatic are shown as middling and on a losing streak[3].

For traders, the main catalysts are straightforward: lineup confirmation, any schedule shift, and whether the broadcasted LEC slot remains intact before the 7-day delay clause becomes relevant. The market description says a cancellation, tie, or delay beyond 7 days from the scheduled date resolves 50-50, and an unfinished match only resolves if an official winner is assigned, including forfeiture outcomes. If the fixture stays live on schedule, the price will mainly track pre-match roster and form updates rather than in-game volatility.

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

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%.