LoL: KT Rolster vs T1 (BO3) - LCK Rounds 1-2

Platform comparison

Active sub-markets

Market context

KT Rolster and T1 are scheduled to meet in a League of Legends Champions Korea (LCK) best-of-three match on 28 May 2026 at 06:00 ET. The fixture falls within the opening rounds of the LCK regular season, where both organisations typically field their primary rosters. T1 enter as the stronger historical favourite—the organisation has won five world championships and dominated the LCK in recent years—yet the 44% implied probability for KT Rolster suggests meaningful uncertainty about this particular fixture. This probability sits notably higher than T1's historical win rate against mid-tier LCK opponents, signalling that traders may be pricing in roster changes, meta shifts, or recent scrim results that have narrowed the gap.

KT Rolster's competitive standing has fluctuated considerably across recent LCK seasons. When the team has fielded cohesive lineups with experienced mid and jungle players, they have taken maps off T1 in regular-season play, though they have rarely secured series victories in high-stakes formats. The current 44% probability reflects this pattern: plausible but underfavoured. Kalshi's decimal-odds display (approximately 2.27 for KT at this probability) differs from Polymarket's percentage format, though both platforms charge similar taker fees around 2%. Betfair's exchange model would show tighter spreads if liquidity accumulates, whilst Smarkets' 2% maker fee structure rewards patient limit orders—relevant if traders expect line movement as the match approaches.

Traders should monitor LCK roster announcements through late May and any official schedule confirmations from Riot Games Korea. Recent patch notes affecting champion viability in mid and support roles will influence team preparation. The settlement window closes at 16:00 ET on match day; delays beyond seven days trigger a 50-50 resolution, a clause that matters less for a scheduled regular-season fixture but remains material if technical issues arise during broadcast.

Methodology

This page compares LoL: KT Rolster vs T1 (BO3) - LCK Rounds 1-2 specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. Live odds come from the Polymarket order book; the other venues' contract details are maintained manually because their APIs aren't directly comparable. Every CTA routes to Kalshi Alternative UK, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Polymarket settles via UMA Optimistic Oracle on Polygon. A proposer posts the outcome with a bond, the two-hour window runs, then the smart contract pays USDC.

Kalshi settles USD through the CFTC-regulated clearinghouse — the cleanest variant, with heavier KYC. Betfair Exchange settles in account currency (GBP/EUR), net of 2-5% commission. Smarkets follows the same model as Betfair with a lower default 2% commission.

FAQ

Where can I trade this market with the lowest fees?

On Kalshi Alternative UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Kalshi Alternative UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

What does it cost to trade on Kalshi Alternative UK?

Zero. Kalshi Alternative UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.