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% |
| Game 2 Winner | 100% |
| Match Winner | 100% |
| Game Handicap: LVLUP (-1.5) vs RE.Arise (+1.5) | 100% |
| Both Teams Beat Roshan | 100% |
| Ends in Daytime | 91% |
| Both Teams Beat Roshan | 90% |
| Ends in Daytime | 50% |
| Both Teams Beat Roshan | 50% |
| Both Teams Destroy Barracks | 50% |
| Any Player Ultra Kill | 50% |
| Any Player Rampage | 50% |
| Both Teams Destroy Barracks | 10% |
| Any Player Ultra Kill | 10% |
| Any Player Rampage | 10% |
| O/U 2.5 Games | 0% |
| Ends in Daytime | 0% |
| Both Teams Destroy Barracks | 0% |
| Any Player Ultra Kill | 0% |
| Any Player Rampage | 0% |
Market context
Level UP are due to meet RE.Arise in a best-of-three EPL Masters Group B series, with settlement tied to the match result or to the market’s fallback rules if the game is not completed within the stated window. With the crowd pricing a **100% YES** outcome, the market is effectively treating the scheduled fixture as a near-certainty, even though Dota 2 esports markets can still be reshaped by late schedule changes, technical pauses, or a walkover under tournament rules.
The form picture is mixed but leans towards Level UP. Bo3.gg lists Level UP at 2–0 in series with a 4–0 map record in the group, while RE.Arise are shown at 2–1 in series and 4–2 in maps, suggesting both have been competitive but Level UP have been cleaner in the opening phase.[1][4] Strafe also places Level UP at world rank 28 versus RE.Arise outside the rankings, and users there backed Level UP by 66.7%.[7] For traders, that combination helps explain why the market is not split: the historical comparison is of a side with stronger documented group-stage execution against an opponent with respectable but less proven results.[1][7][9]
The main catalysts to watch are simple: whether the match starts on time, whether the event pages keep the 09:00 UTC slot intact, and whether any bracket or broadcast notices alter the series conditions.[2][8][9] Because the contract settles in USDC, any late cancellation, no-show, or delay beyond seven days would matter more than pre-match sentiment, as those outcomes can force a 50-50 resolution rather than a normal winner call. Broader crypto conditions are probably secondary here, but if BTC or ETH move sharply around the match window, that can affect overall risk appetite and liquidity on prediction venues rather than the Dota 2 result itself.
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
- 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%.
Trade Dota 2: Level UP vs RE.Arise (BO3) - EPL Masters Gro… on BTC Prediction
Live order book, 0% fees, USDC settlement in seconds.
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