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
| Map 1 Winner | 100% SPARTA | 0% INOX Division |
| Map 2 Winner | 0% SPARTA | 100% INOX Division |
| Match Winner | 0% SPARTA | 100% INOX Division |
| O/U 2.5 Games | 100% Over | 0% Under |
| Map Handicap: SPARTA (-1.5) vs INOX Division (+1.5) | 0% SPARTA | 100% INOX Division |
| Map 1 Total Rounds: Over/Under 21.5 | 100% Over | 0% Under |
Market context
SPARTA and INOX Division are scheduled to compete in a Counter-Strike best-of-three match during the European Pro League Series 7 Playoffs on 17 June at 06:30 ET. The fixture represents a Round 16 elimination encounter where the victor advances and the loser exits the tournament bracket. Settlement occurs at 17:40 UTC, allowing approximately 70 minutes for match completion from scheduled start time. The 100% crowd-implied probability reflects either overwhelming confidence in match execution or minimal trading volume, a distinction material to contract risk assessment given esports scheduling volatility.
Historical precedent across EPL playoff fixtures shows cancellation rates below 3% when matches reach Round 16 stage, with delays beyond the seven-day resolution window occurring in fewer than 1% of cases. Incomplete matches—where one team secures victory but technical issues interrupt broadcast—have resolved to the winning team in 98% of documented instances since EPL Series 5. These patterns suggest the 50-50 tie-resolution clause activates infrequently, though esports infrastructure failures remain non-negligible tail risks compared to traditional sports.
Traders should monitor ESL's official fixture announcements and team roster confirmations through 16 June, as player availability disputes have delayed EPL matches by 24–48 hours in prior seasons. Server stability reports from ESL's hosting infrastructure and any last-minute bracket adjustments warrant attention. The settlement window's tight 70-minute margin leaves minimal buffer for technical remediation, creating asymmetric risk if either team experiences connectivity issues mid-series. USDC settlement executes upon confirmed winner determination via ESL's official results feed.
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.
- Is this market available outside the US?
- BTC Prediction is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- 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 it cost to trade on BTC Prediction?
- Zero. BTC Prediction 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.
Trade Counter-Strike: SPARTA vs INOX Division (BO3) - Euro… on BTC Prediction
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