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 2 Winner | 100% |
| O/U 2.5 Games | 100% |
| Both Teams Beat Roshan | 100% |
| Ends in Daytime | 100% |
| Both Teams Beat Roshan | 100% |
| Ends in Daytime | 50% |
| Both Teams Beat Roshan | 50% |
| Both Teams Destroy Barracks | 50% |
| Any Player Ultra Kill | 50% |
| Any Player Rampage | 50% |
| Match Winner | 41% |
| Ends in Daytime | 1% |
| Both Teams Destroy Barracks | 1% |
| Both Teams Destroy Barracks | 1% |
| Any Player Ultra Kill | 1% |
| Game 1 Winner | 0% |
| Game Handicap: LVLUP (-1.5) vs Rune Eaters (+1.5) | 0% |
| Any Player Ultra Kill | 0% |
| Any Player Rampage | 0% |
| Any Player Rampage | 0% |
| Game Handicap: RE (-1.5) vs Level UP (+1.5) | 0% |
Market context
Level UP and Rune Eaters will contest the Dota 2 Lower Bracket final of the EPL Masters Playoffs on 12 August at 05:00 ET. The winner advances to the grand final; the loser is eliminated. The match is scheduled as a best-of-three series. Settlement occurs on-chain via USDC at the conclusion of play, with a seven-day grace period for completion before the contract defaults to 50-50 resolution.
The 0% implied probability reflects either extreme confidence in Rune Eaters or minimal liquidity in the order book at present. Comparable lower-bracket finals in regional Dota 2 tournaments have historically seen tighter probability distributions, particularly when both teams carry similar recent form. The absence of pre-match trading activity suggests either late-stage market entry or low confidence in the fixture's execution. Cancelled or delayed matches in esports prediction markets—whilst uncommon—do occur; the seven-day buffer is material given potential scheduling conflicts or technical issues that plague online tournaments.
Traders should monitor EPL Masters official channels and team rosters for last-minute roster changes or withdrawal announcements in the 48 hours preceding play. Recent patch notes for Dota 2 (7.37 or later) may shift hero viability and favour one team's preparation depth. Funding rates on major exchanges remain elevated, suggesting macro uncertainty; however, esports settlement is typically decoupled from spot volatility. The match start time—early morning ET—may affect liquidity depth on btc-prediction.bet itself, creating arbitrage opportunities between regional betting platforms if odds diverge materially.
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 Dota 2: Level UP vs Rune Eaters (BO3) - EPL Masters … on BTC Prediction
Live order book, 0% fees, USDC settlement in seconds.
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