LoL: Nongshim Red Force vs KT Rolster (BO1) - KeSPA Cup Group Stage

Platform comparison

Market context

Nongshim Red Force faces KT Rolster in a single-game elimination at the KeSPA Cup Group Stage, with the match scheduled to begin at 3:30 AM ET on 20 July. The crowd-implied probability of 55% favouring Nongshim suggests a marginal edge, yet the volatility inherent in BO1 formats often defies pre-match pricing.

Historical data from recent Korean regional tournaments shows that underdogs in BO1 Group Stage matches frequently outperform their implied probabilities, with win rates for teams priced between 45–55% hovering near 48% rather than the theoretical 50%. KT Rolster, despite a lower crowd rating, has a documented record of securing decisive early-game advantages in elimination scenarios, a pattern that has flipped similar 55% markets in the LCK Challengers circuit over the past two years.

Traders should monitor the live stream on Twitch or YouTube for any pre-match roster announcements or delay notifications, as these are the primary catalysts for settlement risk. A recent update from Strafe confirms the match is live and proceeding, but any cancellation or delay beyond seven days would trigger the 50-50 resolution clause, nullifying the current 55% positioning. Conditional orders should be set to exit if the match status changes to “delayed” before the opening minion wave.

Sources: 1 · 2

Methodology

This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Polymarket Bot UK, which mirrors the Polymarket order book directly.

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.

FAQ

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.

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 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.

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.