LoL: DN SOOPers Challengers vs KT Rolster Challengers (BO3) - LCK Challengers League Rounds 3-4 Challenge Group

Platform comparison

Market context

DN SOOPers Challengers face KT Rolster Challengers in the LCK Challengers League Round 3-4 Challenge Group, and the live market is pricing a result that is sharply split from the historical matchup record. The most recent head-to-head meeting on 31 July ended 2-1 to KT Rolster Challengers, while earlier 2026 meetings also went KT’s way, including 2-0 results in the league’s opening rounds and LCK Cup group play.[2][3][4][17] That background sits awkwardly beside the current crowd-implied probability of 0% YES on this contract, which looks more like a liquidity artefact than a genuine read on the game state given that one major sportsbook-style listing has KT at about 51% and DN at about 49%.[14]

For traders, the main catalysts are administrative rather than tactical: confirmation that the series is actually being played on schedule, any late broadcast or fixture changes, and whether the teams’ line-ups match their previous meetings. The contract resolves only if one side wins, and it can fall back to no action if the match is not played, tied, or pushed beyond the seven-day window, so schedule integrity matters as much as form.[14] Cross-platform comparison also points to divergence in the market stack: Bo3-listed match prices leaned towards KT Rolster Challengers as the clearer favourite, with market odds around 1.365 for DN and 1.715 for KT in one listing, while Polymarket’s own description frames KT as coming in with recent momentum after the July win.[6][10]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews LoL: DN SOOPers Challengers vs KT Rolster Challengers (BO3) - LCK Challengers League Rounds 3-4 Challenge Group across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Best Prediction Markets UK, which mirrors the Polymarket order book at 0% fees.

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

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 Best Prediction Markets UK. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

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.

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.

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.

What are the best prediction markets for UK traders in 2026?

For UKGC-regulated markets: Betfair Exchange (sports, politics) and Smarkets (sports, politics, lower commission than Betfair). For broader global event prediction: Polymarket (deepest liquidity, 0% fee, USDC settlement). For US-regulated option: Kalshi (USD, limited UK payment options). Most serious UK traders use a combination of Betfair for regulated sports and Polymarket for broader markets.