Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
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 | 100% |
| 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% |
| 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% |
| Both Teams Destroy Barracks | 0% |
Market context
Polymarket is pricing this Dota 2 best-of-three at **100% YES**, so the contract is effectively treating Level UP as a certainty to beat RE.Arise on the scheduled EPL Masters Group B slate. On Polymarket, that exposure is handled through USDC on Polygon and settles via conditional tokens, so the market outcome depends on the actual match result rather than a points table or map differential.
The read-through from comparable data is that the spot looks consistent with a heavy favourite rather than a genuine coin flip. Bo3.gg gives Level UP a 71% win probability and expects a 2-0, while Strafe’s pre-match model shows Level UP at 67% with RE.Arise at 33%; the Polymarket contract page also describes Level UP as entering with an undefeated 4-0 map record and 2-0 series mark in the group, versus RE.Arise at 2-1 in series and 4-2 in maps.[1][4][7] Head-to-head context is less decisive: DLTV says the teams have met twice with the current rosters and have split those matches 1-1, which matters because a short Bo3 can swing on draft edges and early tempo rather than season-long reputation.[15]
For traders, the key catalysts are operational rather than narrative: the start time, any schedule change, and whether the series is played to completion before the settlement window closes. Live listings place the match at 09:00 UTC on 6 August, and Esport Agenda notes the watch mode activates 30 minutes before start, which is a useful check that the fixture is actually going ahead.[2][8] If the match is delayed, cancelled, or aborted without a winner, the contract terms point to a 50-50 resolution; if it begins but ends by forfeit or disqualification, that status can still decide the market, so official tournament updates and the in-play match state are the relevant signals to monitor.
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Kalshi UK, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
UK Frequently Asked Questions
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- What's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- 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 Kalshi UK
Live order book, 0% fees, USDC settlement in seconds.
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