Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on PolyGram → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on PolyGram → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on PolyGram → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on PolyGram → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on PolyGram.
Active sub-markets
| Game Handicap: NS (-1.5) vs KT Rolster (+1.5) | 0% YES | 100% NO |
| Total Kills Over/Under 25.5 in Game 1? | 0% YES | 100% NO |
| Total Kills Over/Under 26.5 in Game 1? | 0% YES | 100% NO |
| Total Kills Over/Under 35.5 in Game 1? | 0% YES | 100% NO |
| Total Kills Over/Under 34.5 in Game 1? | 0% YES | 100% NO |
| Total Kills Over/Under 33.5 in Game 1? | 0% YES | 100% NO |
Market context
Nongshim Red Force are due to play KT Rolster in an LCK best-of-three, but the market has already been set to 0% YES, so the practical question is less about form than whether the fixture has been left unresolved, cancelled, or pushed outside the settlement window. On Polymarket, the event is priced directly as an implied probability, which makes a 0% quote look absolute; on Betfair or Smarkets you would instead see decimal odds or back/lay prices, with fees and commission shaping the effective return. That matters here because a suspended or voided match can settle 50-50, whereas a completed result gives the match winner, and cross-market prices can diverge sharply when a contest is already off-calendar or no longer live.
The historical frame is the recent NS–KT series line rather than a generic team-strength read. Public match pages and Leaguepedia history show these sides have met repeatedly across LCK 2026 rounds, with KT taking at least one earlier game in the matchup and YouTube VODs available for Game 1, Game 2 and a prior Spring Game 3, which suggests this is a normal domestic fixture rather than an exhibition with unusual settlement risk. For traders comparing books, the key difference is access: Polymarket is on-chain and typically open to a wider audience, while Betfair and Smarkets require account checks and region-dependent KYC, then apply commission rather than embedding margin into the price.
The immediate catalysts are administrative, not tactical. The scheduled start was 20 May at 6:00 AM ET, and any schedule change, technical delay or official postponement from LCK/Riot is what would matter most for the 50-50 clause. Sofascore’s live match page and the league broadcast schedule are the cleanest references for whether play has actually begun; if the series starts and finishes normally, the market resolves to the winner, but if it is not played at all or slips beyond the seven-day limit without a winner, settlement moves away from either team.
Methodology
We read LoL: Nongshim Red Force vs KT Rolster (BO3) - LCK Rounds 1-2 from four platform perspectives: Polymarket (on-chain CLOB), Kalshi (CFTC-regulated exchange), Betfair Exchange (sports book exchange), Smarkets (peer-to-peer betting exchange). Polymarket's live quote comes directly from the Polygon order book; the other three are listed with their platform attributes — fees, KYC, settlement currency, payment options — because a 1:1 contract comparison without API access would be guesswork.
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 PolyGram, 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.
- 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 it cost to trade on PolyGram?
- Zero. PolyGram 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.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.
Trade LoL: Nongshim Red Force vs KT Rolster (BO3) - LCK Ro… on PolyGram
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