Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Scam?) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Place a position → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Place a position → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Place a position → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Place a position → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Place a position → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Game 1 Winner | 100% |
| Game 3 Winner | 100% |
| Game 4 Winner | 100% |
| Match Winner | 100% |
| O/U 3.5 Games | 100% |
| Both Teams Slay Baron Nashor | 100% |
| Both Teams Slay a Dragon | 100% |
| Odd/Even Total Kills | 100% |
| Both Teams Slay a Dragon | 100% |
| Both Teams Destroy Inhibitors | 100% |
| Odd/Even Total Kills | 100% |
| Odd/Even Total Kills | 91% |
| Both Teams Slay a Dragon | 90% |
| Both Teams Slay Baron Nashor | 90% |
| Both Teams Slay a Dragon | 90% |
| Both Teams Slay Baron Nashor | 50% |
| Both Teams Slay a Dragon | 50% |
| Both Teams Destroy Inhibitors | 50% |
| Any Player Quadra Kill | 50% |
| Any Player Penta Kill | 50% |
| Odd/Even Total Kills | 50% |
| Both Teams Slay Baron Nashor | 10% |
| Both Teams Destroy Inhibitors | 10% |
| Any Player Quadra Kill | 10% |
| Any Player Penta Kill | 10% |
| Odd/Even Total Kills | 10% |
| Both Teams Destroy Inhibitors | 10% |
| Any Player Quadra Kill | 10% |
| Any Player Penta Kill | 10% |
| Game 2 Winner | 0% |
| O/U 4.5 Games | 0% |
| Game Handicap: PNG.A (-1.5) vs RMD Gaming (+1.5) | 0% |
| Game Handicap: PNG.A (-2.5) vs RMD Gaming (+2.5) | 0% |
| Both Teams Destroy Inhibitors | 0% |
| Any Player Quadra Kill | 0% |
| Any Player Penta Kill | 0% |
| Both Teams Slay Baron Nashor | 0% |
| Any Player Quadra Kill | 0% |
| Any Player Penta Kill | 0% |
Market context
Polymarket is pricing this contract at 100% YES, which points to the market treating RMD Gaming’s win as fully locked in on-chain via USDC-settled conditional tokens on Polygon. For users, that means the contract is already behaving like a near-certain outcome rather than a live two-way price, so the practical question is less about direction and more about whether the result is officially settled before the window closes.
The underlying match is a lower-bracket Round 1 best-of-five in the Circuito Desafiante Playoffs, with listings showing RMD Gaming versus paiN Gaming Academy scheduled for 25 August 2026 at 20:00 UTC. That matters because prior comparable coverage of this pairing has shown paiN Academy capable of handling RMD in series play, including an earlier 3-1 win, so a perfect 100% price does not reflect a historically one-sided matchup. In brackets like this, one upset, a missed veto window, or a schedule correction can be enough to matter if the market is still technically open.
The main catalysts are straightforward: whether the series is played on time, whether there is any official reschedule, and whether tournament admins confirm a clean result before the settlement deadline. Public match listings also diverge on format, with some pages showing the series as best-of-five and others listing best-of-three, so traders have to watch the organiser’s final bracket post rather than third-party schedules. If the match is postponed, the contract only stays live if it is reset to a start time on or before 8 September 2026; if it is cancelled or somehow ends in a tie, the market resolves 50-50.
Methodology
We track LoL: RMD Gaming vs paiN Gaming Academy (BO5) - Circuito Desafiante Playoffs across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
UK Frequently Asked Questions
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- 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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