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 |
|---|---|
| Game 1 Winner | 100% |
| O/U 2.5 Games | 100% |
| Both Teams Beat Roshan | 100% |
| Any Player Ultra Kill | 100% |
| Ends in Daytime | 100% |
| Ends in Daytime | 100% |
| Game 2 Winner | 0% |
| Match Winner | 0% |
| Game Handicap: PR (-1.5) vs Ilbirs eSports (+1.5) | 0% |
| Ends in Daytime | 0% |
| Both Teams Destroy Barracks | 0% |
| Any Player Rampage | 0% |
| Both Teams Beat Roshan | 0% |
| Both Teams Destroy Barracks | 0% |
| Any Player Ultra Kill | 0% |
| Any Player Rampage | 0% |
| Both Teams Beat Roshan | 0% |
| Both Teams Destroy Barracks | 0% |
| Any Player Ultra Kill | 0% |
| Any Player Rampage | 0% |
| Game Handicap: ILL (-1.5) vs Power Rangers (+1.5) | 0% |
Market context
Ilbirs eSports and Power Rangers are meeting in a best-of-three Dota 2 group match in EPL Masters Group A, with the market already pricing a full Ilbirs win at 100% YES. The event is an online series, so settlement should turn on the published result rather than any venue-specific edge, and the contract’s 50-50 fallback only matters if the series is not played, ends level, or is delayed beyond the seven-day window. [1][4][8]
The historical frame is mixed but not one-sided: the head-to-head record in the available listings shows Ilbirs beating Power Rangers in their previous meeting 2-1 on 13 June 2026, while other pre-match pages disagree on whether the teams had met before, which suggests some data feeds are not perfectly aligned. [7][8][11][12] The broader price backdrop is also inconsistent: Strafe shows 100% crowd support for Ilbirs, while Polymarket’s own listing prices the series much closer to parity, implying the market has absorbed either stale liquidity or a very one-sided retail view rather than a broadly efficient consensus. [4][18]
The main catalysts are straightforward: line-up confirmation, whether the match starts on the listed schedule, and any tournament-side rescheduling or forfeiture announcement before the settlement cutoff. GosuGamers and other match trackers place the fixture at 18:00 UTC on 6 August, but one directory lists a later 21:00 UTC start, so traders should watch for final admin posts rather than relying on scraped schedules alone. [1][8][12][15] In broader crypto terms, a USDC-settled market like this is usually more sensitive to event status than to BTC or ETH direction, although thin prediction-market liquidity can still move with wider risk appetite when spot crypto is volatile.
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%.
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