Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Map 1 Total Rounds: Over/Under 21.5 | 100% |
| Map 2 Total Rounds: Over/Under 24.5 | 56% |
| Map 2 Rounds Handicap: Just Players (-3.5) vs MOUZ NXT (+3.5) | 51% |
| Map 2 Winner | 50% |
| Map 2 Total Rounds: Over/Under 21.5 | 50% |
| Map 3 Total Rounds: Over/Under 21.5 | 50% |
| Map 3 Rounds Handicap: Just Players (-3.5) vs MOUZ NXT (+3.5) | 50% |
| Map 2 Rounds Handicap: Just Players (-6.5) vs MOUZ NXT (+6.5) | 48% |
| Map 1 Winner | 0% |
| Match Winner | 0% |
| O/U 2.5 Games | 0% |
| Map Handicap: JustP (-1.5) vs MOUZ NXT (+1.5) | 0% |
| Map 1 Rounds Handicap: Just Players (-3.5) vs MOUZ NXT (+3.5) | 0% |
| Map 1 Total Rounds: Over/Under 24.5 | 0% |
Market context
Just Players face MOUZ NXT in a best-of-three Counter-Strike encounter within the NODWIN Clutch Series Play-In Group A bracket, scheduled for 4:00 AM ET on 13 August. The match determines advancement through the tournament's qualification stage. Settlement occurs via USDC on btc-prediction.bet, with the contract expiring at 14:10 UTC on the same date—a narrow window that requires the match to conclude before the deadline or trigger the 50-50 tie resolution clause.
The 0% implied probability reflects substantial uncertainty around match completion rather than a decisive assessment of Just Players' competitive standing. MOUZ NXT operates as the academy roster for Mousesports, a Tier-1 organisation with established infrastructure, whilst Just Players competes as a regional squad with less consistent tournament visibility. Historical play-in matches in Counter-Strike tournaments frequently experience scheduling delays, technical interruptions, or administrative postponements that extend beyond the seven-day grace period outlined in the resolution criteria. The tight settlement window—less than ten hours after scheduled start—creates material risk that any fixture delay triggers the 50-50 outcome, regardless of eventual match result.
Traders should monitor NODWIN's official announcements and the Liquipedia tournament schedule for any pre-match postponements or bracket adjustments. Recent esports tournament disruptions have stemmed from visa delays, equipment failures, and venue access issues rather than team withdrawals. The match's early morning ET slot may also introduce logistical friction. Any announcement of a reschedule beyond 13 August would immediately collapse the YES position's value toward 50%, making real-time monitoring of tournament communications essential for position management.
Methodology
This page reads Counter-Strike: Just Players vs MOUZ NXT (BO3) - NODWIN Clutch Series Play-In Group A on-chain. Polymarket's quote comes directly from the Polygon order book — the only comparable venue with on-chain settlement. Kalshi (USD, off-chain), Betfair (GBP/EUR, off-chain) and Manifold (play-money) are listed alongside for venue context. Every CTA routes to BTC Prediction, which mirrors the Polymarket order book directly.
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.
UK Frequently Asked Questions
- What are crypto prediction markets?
- Crypto prediction markets are on-chain smart contracts where you buy YES or NO shares on a future crypto event (e.g. "BTC above $100k by year-end"). The market price between 0¢ and 100¢ is the implied probability.
- What does a transaction cost on Polygon?
- Polygon gas is typically under $0.01 per transaction. A full trade cycle (Approve + Order + Fill) totals around $0.03 — compared to $5-50 on Ethereum mainnet.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
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