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 2 Winner | 100% |
| O/U 2.5 Games | 100% |
| Map 1 Total Rounds: Over/Under 21.5 | 99% |
| Map 2 Rounds Handicap: Rooster (-6.5) vs Mindfreak (+6.5) | 91% |
| Map 2 Rounds Handicap: Rooster (-3.5) vs Mindfreak (+3.5) | 90% |
| Map 1 Rounds Handicap: Mindfreak (-3.5) vs Rooster (+3.5) | 90% |
| Map 2 Total Rounds: Over/Under 18.5 | 90% |
| Match Winner | 53% |
| Map 3 Total Rounds: Over/Under 21.5 | 50% |
| Map 3 Rounds Handicap: Rooster (-3.5) vs Mindfreak (+3.5) | 50% |
| Map 3 Total Rounds: Over/Under 24.5 | 50% |
| Map 3 Rounds Handicap: Rooster (-6.5) vs Mindfreak (+6.5) | 50% |
| Map 2 Total Rounds: Over/Under 21.5 | 10% |
| Map 1 Rounds Handicap: Mindfreak (-6.5) vs Rooster (+6.5) | 10% |
| Map 2 Total Rounds: Over/Under 24.5 | 10% |
| Map 2 Rounds Handicap: Rooster (-9.5) vs Mindfreak (+9.5) | 10% |
| Map 2 Rounds Handicap: Rooster (-12.5) vs Mindfreak (+12.5) | 10% |
| Map 1 Rounds Handicap: Rooster (-3.5) vs Mindfreak (+3.5) | 1% |
| Map 1 Rounds Handicap: Rooster (-6.5) vs Mindfreak (+6.5) | 1% |
| Map 1 Total Rounds: Over/Under 24.5 | 1% |
| Map 1 Winner | 0% |
| Map Handicap: RSTR (-1.5) vs Mindfreak (+1.5) | 0% |
| Map Handicap: MF (-1.5) vs Rooster (+1.5) | 0% |
Market context
Rooster and Mindfreak will contest a lower bracket semifinal in the Dfrag Open Series #6 Playoffs, a Counter-Strike competition scheduled for 11 August at 06:00 ET. The winner advances; the loser is eliminated. The match is best-of-three format. Settlement occurs at 16:00 UTC the same day, with USDC payouts distributed on-chain to winning positions. Current implied probability sits at zero, suggesting either minimal liquidity or strong consensus that one team will not compete.
Historical precedent in tier-two Counter-Strike tournaments shows cancellation or no-show rates between 8–15%, particularly for lower bracket matches where travel logistics or roster stability may be uncertain. Dfrag events have maintained reasonable fixture completion rates, though delays beyond the seven-day threshold do occur in regional competitions. Comparable lower bracket semifinals in similar circuits typically see the favoured team priced 60–75%, with underdog positions reflecting genuine uncertainty rather than zero probability.
Traders should monitor official Dfrag communications and team social channels for roster confirmations, visa delays, or scheduling conflicts in the week preceding the match. Counter-Strike fixture reliability depends heavily on team stability; recent roster changes at either organisation could signal withdrawal risk. Crypto market volatility—particularly BTC spot price swings above 5% intraday—occasionally correlates with reduced esports trading volume, which could affect liquidity if the market reopens. The settlement window's hard deadline means any match delay beyond 7 August 18:00 ET triggers a 50-50 resolution regardless of eventual outcome.
Methodology
This page reads Counter-Strike: Rooster vs Mindfreak (BO3) - Dfrag Open Series #6 Playoffs 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
- Why USDC and not ETH or USDT?
- USDC is the Polygon standard — audited reserves (Circle, monthly attestation), deepest order book, low gas costs. ETH volatility would distort probability quotes; USDT has thinner Polygon liquidity than USDC.
- 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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