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

Platform comparison

Market context

KT Rolster Challengers face DN SOOPers Challengers in a best-of-three LCK Challengers League match, and the market is currently priced as if KT win is effectively locked in at 100% YES. That is materially above the single-match pricing seen on other venues for the same pairing: Polymarket listed both sides at 50¢ for this July 31 meeting, while Kalshi showed KT at 57% and DN at 43% for the same fixture. [12][16] For a programmatic trader, that gap is the first thing to test: compare venue-specific liquidity, stale quotes, and whether the market has already reflected a roster or schedule update rather than a genuine new edge. [12][16]

The historical read still favours KT. They beat DN SOOPers 2-0 in their most recent LCK Challengers League meeting on 30 April 2026, and match trackers also show KT winning earlier head-to-heads in this cycle. [1][2][3][7] Strafe’s pre-match data for this fixture also pointed to KT as the stronger side, with KT having taken three of their last five and DN also on three of five, which supports a form-based but not absolute gap. [5] Comparable cases in this league have often hinged on small roster or map-level changes rather than long-run team reputations, so a 100% market probability is only credible if the line has already absorbed late information or the market is illiquid. [5][10]

The main catalysts to monitor are whether the series actually starts on schedule, whether the broadcast or league pages confirm the 1:00 AM ET slot, and whether either team posts a roster or substitute update before lock. [12][18] Because settlement requires the match to be played and decided within the window, a no-show, cancellation, or a delay beyond seven days changes the outcome mechanics as much as the winner does. [12] In tooling terms, this is a straightforward conditional-order problem: watch official schedule feeds and live score providers, then trigger only if confirmed line-ups and match start status remain intact. [1][18]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track LoL: KT Rolster Challengers vs DN SOOPers Challengers (BO3) - LCK Challengers League Rounds 3-4 Challenge Group across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.

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.

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'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.