LoL: KT Rolster vs T1 (BO3) - LCK Round 3-4 Legend Group

Platform comparison

Market context

KT Rolster and T1 are scheduled to compete in a best-of-three League of Legends match within the LCK's Legend Group stage on 21 August 2026 at 06:00 ET. The fixture forms part of the Korean regional circuit's mid-season rounds, where both organisations typically field their primary rosters. Settlement occurs in USDC upon match conclusion, with the contract resolving to either team's name or 50-50 in the event of cancellation, postponement beyond 4 September, or a draw.

The 37% implied probability for KT Rolster reflects T1's historical dominance in head-to-head matchups and their sustained performance across LCK seasons. T1 have won the majority of recent encounters against KT, though the gap has narrowed when KT field roster adjustments or when meta shifts favour their strategic preferences. Historical data from the past three LCK seasons shows T1 winning approximately 65–70% of such fixtures, which aligns closely with the current market pricing that favours T1 at roughly 63%.

Traders should monitor roster announcements and any injury disclosures in the fortnight before the match, as both teams occasionally rotate players during Legend Group play. Recent LCK broadcast schedules and patch notes released by Riot Games typically arrive 7–10 days before matches and can materially shift champion pools and win conditions. Any official postponement notices would trigger the settlement window extension to 4 September; absence of such notices by 20 August suggests the match will proceed as scheduled. Funding rates on major crypto derivatives markets have shown modest correlation with esports event volatility, though this particular fixture carries lower macro sensitivity than headline tournaments.

Methodology

This page reads LoL: KT Rolster vs T1 (BO3) - LCK Round 3-4 Legend Group on-chain. Polymarket's quote comes directly from the Polygon order book — the only comparable venue with on-chain settlement. Kalshi (USD, off-chain), Betfair (GBP/EUR, off-chain) and Manifold (play-money) are listed alongside for venue context. Every CTA routes to BTC Prediction, which mirrors the Polymarket order book directly.

Resolution & payout

Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.

Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.

UK Frequently Asked Questions

What are crypto prediction markets?

Crypto prediction markets are on-chain smart contracts where you buy YES or NO shares on a future crypto event (e.g. "BTC above $100k by year-end"). The market price between 0¢ and 100¢ is the implied probability.

What does a transaction cost on Polygon?

Polygon gas is typically under $0.01 per transaction. A full trade cycle (Approve + Order + Fill) totals around $0.03 — compared to $5-50 on Ethereum mainnet.

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%.