Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
BTC Prediction Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on BTC Prediction → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on BTC Prediction → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on BTC Prediction → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on BTC Prediction → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on BTC Prediction → |
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 BTC Prediction.
Active sub-markets
| Match Winner | 100% YES | 0% NO |
| Game 1 Winner | 0% YES | 100% NO |
| Game 2 Winner | 100% YES | 0% NO |
| O/U 2.5 Games | 100% YES | 0% NO |
| Game Handicap: T1.A (-1.5) vs KT Rolster Challengers (+1.5) | 0% YES | 100% NO |
| Both Teams Slay Baron Nashor | 50% YES | 50% NO |
Market context
T1 Academy and KT Rolster Challengers are scheduled to compete in a best-of-three League of Legends match within the LCK Challengers League on 28 May at 01:00 ET. The LCK Challengers League serves as the secondary competitive tier for South Korean League of Legends, feeding talent into the primary LCK division. Both organisations field academy rosters composed of developing players and prospects, making individual performance variance a material factor in match outcomes.
The 100% crowd-implied probability reflects the near-certainty that this match will occur as scheduled. Historical precedent in LCK Challengers League fixtures shows cancellations or extended delays beyond the seven-day resolution window remain rare; the league maintains strict scheduling discipline and broadcast commitments. T1's academy programme has historically produced competitive rosters with consistent match completion rates. KT Rolster's academy side similarly maintains reliable participation records. The only material resolution paths toward a 50-50 outcome involve either complete cancellation, a tie result (exceptionally uncommon in League of Legends best-of-three formats), or a delay exceeding seven days without a determined winner.
Traders should monitor official LCK Challengers League announcements for any fixture changes, player roster updates, or scheduling conflicts in the week preceding 28 May. The LCK typically publishes match confirmations and any amendments via its official website and broadcast channels. Technical issues affecting the broadcast or client stability could theoretically delay proceedings, though such disruptions rarely extend beyond the resolution window. Settlement occurs at 11:00 UTC on 28 May, allowing sufficient time for match completion and official result confirmation before USDC settlement on btc-prediction.bet.
Methodology
Methodologically this overview focuses on on-chain pricing: Polymarket's live mid comes from the Polygon conditional-token order book and settles automatically in USDC. The other three venues — Kalshi, Betfair, Manifold — are listed with their platform attributes, because they operate off-chain and a 1:1 comparison of contract mechanics isn't possible.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
FAQ
- Where can I trade this market with the lowest fees?
- On BTC Prediction, 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.
- 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, BTC Prediction triggers a quick verification flow that finishes in 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.
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