Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Match Winner | 100% |
| Both Teams Slay a Dragon | 100% |
| Odd/Even Total Kills | 100% |
| Both Teams Slay Baron Nashor | 0% |
| Both Teams Destroy Inhibitors | 0% |
| Any Player Quadra Kill | 0% |
| Any Player Penta Kill | 0% |
Market context
KT Rolster face Nongshim Red Force in a KeSPA Cup Group Stage BO1 match scheduled for 3:30 AM ET today, yet Polymarket prices the “Nongshim Red Force win” contract at a full 100% YES in USDC on Polygon. This pricing implies the market treats a Nongshim victory as certain, a stark contrast to traditional bookmakers like STADIO, which assign KT Rolster a 66% win probability and Nongshim only 34% [1]. Such divergences between on-chain conditional tokens and conventional odds often signal either a liquidity gap, a delayed update in the primary market, or a specific on-chain resolution rule that traditional books do not account for, such as the surrender clause detailed in the Polymarket terms [3].
Historically, prediction markets that lock at 100% before a live esports event rarely hold if the underlying match proceeds normally, as even dominant teams face variance in BO1 formats. Comparable cases in League of Legends prediction markets show that when a contract hits 100% pre-game, the price typically corrects sharply once the match begins unless the outcome is already decided by a technicality like a pre-match disqualification. Traders should monitor the official KeSPA Cup schedule and any live match announcements for delays, cancellations, or remakes, as the market resolves to 50-50 if the match is not played or delayed beyond seven days [3]. No recent news source has indicated a cancellation, so the 100% price likely reflects a temporary inefficiency rather than a confirmed result.
The key catalyst is the match start time; if Game 1 begins and ends via surrender, resolution depends on whether both teams slain at least one elemental dragon before stoppage [3]. Traders must watch for live match status updates on the official tournament feed or STADIO’s live match page, which currently lists KT Rolster as the favourite [1]. Any delay past the seven-day window or a full cancellation would trigger the 50-50 settlement, instantly invalidating the current 100% pricing. Until the match commences and concludes, the on-chain price remains vulnerable to a rapid correction as real-world odds reassert themselves.
Methodology
This page reviews LoL: Nongshim Red Force vs KT Rolster (BO1) - KeSPA Cup Group Stage 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 PolyGram, which mirrors the Polymarket order book at 0% fees.
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
- 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 PolyGram. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
Trade LoL: Nongshim Red Force vs KT Rolster (BO1) - KeSPA … on PolyGram
Live order book, 0% fees, USDC settlement in seconds.
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