LoL: ZYB Esport vs Ici Japon Corp. Esport (BO1) - LFL Regular Season

Platform comparison

Market context

ZYB Esport and Ici Japon Corp. Esport are due to play a League of Legends regular-season match in the LFL, and Polymarket’s contract is pricing that outcome on USDC-settled conditional tokens on Polygon rather than on the abstract team matchup. At 0% YES, the market is effectively saying the current on-chain price assigns no meaningful chance to ZYB winning, with the contract still subject to the exchange’s settlement rules if the game is postponed, cancelled, or left without a completed result.

The main comparable reference point is the pair’s April meeting, which finished 1-0 to ZYB in the same league structure, showing that the underdog has already taken a direct head-to-head win this year.[1][2] That history matters because one-map League of Legends is high-variance, so a single result can be more informative than a season-long record when the teams have only one recent meeting. Third-party match listings also show the pre-game market leaning strongly towards Ici Japon, with Strafe listing 100% user support for IJC on one page and 78.9% on another, while Bo3.gg quoted shorter decimal odds on IJC than ZYB.[2][5][6]

For traders, the key catalysts are whether the match is still staged for the listed August 5 slot and whether any official LFL or organiser update changes the fixture before the settlement window closes.[2][13] Because Polymarket resolves off the actual played result, the relevant watchlist is straightforward: final schedule confirmation, broadcast or lobby start, and any format or venue changes that could affect whether the game is completed inside seven days. If the match is not played, is tied, or is delayed beyond the resolution threshold, the contract can settle 50-50 under its stated rules.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.

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

Where can I trade this market with the lowest fees?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Kalshi UK. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

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%.