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 Winner | 100% |
| O/U 2.5 Games | 100% |
| Map 3 Total Rounds: Over/Under 21.5 | 99% |
| Map 1 Total Rounds: Over/Under 21.5 | 50% |
| Map 2 Total Rounds: Over/Under 21.5 | 50% |
| Map 1 Rounds Handicap: Eternal Fire Academy (-6.5) vs Vitality Academy (+6.5) | 50% |
| Map 1 Total Rounds: Over/Under 24.5 | 50% |
| Map 1 Rounds Handicap: Eternal Fire Academy (-3.5) vs Vitality Academy (+3.5) | 50% |
| Map 1 Rounds Handicap: Vitality Academy (-3.5) vs Eternal Fire Academy (+3.5) | 50% |
| Map 1 Total Rounds: Over/Under 27.5 | 50% |
| Map 1 Total Rounds: Over/Under 33.5 | 50% |
| Map 2 Total Rounds: Over/Under 24.5 | 50% |
| Map 2 Rounds Handicap: Eternal Fire Academy (-3.5) vs Vitality Academy (+3.5) | 50% |
| Map 2 Rounds Handicap: Vitality Academy (-3.5) vs Eternal Fire Academy (+3.5) | 50% |
| Map 2 Rounds Handicap: Vitality Academy (-6.5) vs Eternal Fire Academy (+6.5) | 50% |
| Map 2 Total Rounds: Over/Under 18.5 | 50% |
| Map 2 Rounds Handicap: Vitality Academy (-12.5) vs Eternal Fire Academy (+12.5) | 50% |
| Map 3 Rounds Handicap: Eternal Fire Academy (-3.5) vs Vitality Academy (+3.5) | 2% |
| Map 3 Total Rounds: Over/Under 24.5 | 2% |
| Map 3 Rounds Handicap: Vitality Academy (-3.5) vs Eternal Fire Academy (+3.5) | 2% |
| Map 3 Rounds Handicap: Vitality Academy (-6.5) vs Eternal Fire Academy (+6.5) | 2% |
| Map 2 Winner | 0% |
| Match Winner | 0% |
| Map Handicap: EF.A (-1.5) vs Vitality Academy (+1.5) | 0% |
| Map Handicap: VIT.A (-1.5) vs Eternal Fire Academy (+1.5) | 0% |
Market context
Eternal Fire Academy and Vitality Academy are due to play a best-of-three in the European Pro League Regular Group D, with multiple fixtures listings placing the start at 10:30 UTC and the match framed as the group winners’ game. Eternal Fire Academy have been priced as the more likely side by several pre-match markets and models, with consensus leaning towards a straight series win rather than a close upset. [1][2][4][5]
The 100% crowd-implied probability is best read alongside those external prices: it signals a near-unanimous expectation that the match will be played and that the contract will resolve to a normal winner rather than the no-result fallback. That fits the wider market picture, where Eternal Fire Academy have been listed around 1.63-1.68 in bookmaker-style pricing, while Vitality Academy have sat closer to 2.10-2.13, and community predictions have also tilted towards Eternal Fire Academy. [4][8][15]
For traders, the key catalysts are operational rather than macro: official start-time changes, any tournament scheduler updates, and whether the series is actually completed within the settlement window. Group D listings show the event running through 11 August, so a postponement, server issue, or bracket reshuffle would matter more here than BTC or ETH spot moves unless the broader crypto tape is sharply risk-off and affecting on-chain market participation. The contract settles in USDC, so the practical risk is a delayed or cancelled fixture rather than price discovery in the match itself. [12][13][14]
Methodology
This page reads Counter-Strike: Eternal Fire Academy vs Vitality Academy (BO3) - European Pro League Regular Group D 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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