Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
77% | 23% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
77% | 23% | 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 |
|---|---|
| Match Winner | 77% |
| Map 2 Winner | 72% |
| Map 1 Winner | 69% |
| Map Handicap: BCG (-1.5) vs OG (+1.5) | 58% |
| Map 1 Total Rounds: Over/Under 21.5 | 50% |
| Map 2 Total Rounds: Over/Under 21.5 | 50% |
| Map 3 Total Rounds: Over/Under 21.5 | 50% |
| Map 2 Rounds Handicap: BC.Game Esports (-3.5) vs OG (+3.5) | 50% |
| Map 3 Rounds Handicap: BC.Game Esports (-3.5) vs OG (+3.5) | 50% |
| Map 1 Rounds Handicap: BC.Game Esports (-6.5) vs OG (+6.5) | 50% |
| Map 1 Total Rounds: Over/Under 24.5 | 50% |
| Map 1 Rounds Handicap: BC.Game Esports (-3.5) vs OG (+3.5) | 50% |
| O/U 2.5 Games | 41% |
Market context
BC.Game Esports and OG are due to meet in a best-of-three at the Esports World Cup Open Qualifier Play-Ins, with the match listed to start at 09:00 UTC. The market’s 64% crowd-implied YES price sits close to a straightforward match-winner view, but settlement depends on a completed result rather than map score, so any abandonment, tie, or delay beyond seven days would push it to 50-50 under the contract rules.
The current price is broadly consistent with recent comparables: bookmakers and prediction pages have treated the matchup as near coin-flip to slightly BC.Game-favoured, while prior head-to-head evidence is split enough to avoid a strong consensus. One recent 2025 meeting was won 2-0 by BC.Game, but a longer head-to-head sample has OG ahead overall, which helps explain why this market is not priced like a heavy favourite even with BC.Game trading above 50% in the crowd. Comparable pre-match analyses on the same fixture have also leaned towards a close series rather than a clean sweep.
Traders should watch for operational cues more than headline narrative: whether the round actually starts on time, whether the tournament bracket holds, and whether the BO3 remains intact with no last-minute roster or schedule change. On-chain, the main mechanical point is that Polymarket-style contracts settle in USDC, so the only thing that matters is the final official result, not in-play sentiment; broader crypto conditions can still affect liquidity and positioning, especially if BTC or ETH moves sharply and pulls risk appetite across USDC markets.
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 — sit alongside as off-chain reference points so you can see how the contract translates across regulatory and settlement regimes.
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%.
Trade Counter-Strike: BC.Game Esports vs OG (BO3) - Esport… on BTC Prediction
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