Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Prediction Today) Pick polygram.ink (preferred broker) |
76% | 24% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
76% | 24% | 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 |
|---|---|
| Both Teams Slay a Dragon | 76% |
| Match Winner | 72% |
| Game 2 Winner | 66% |
| Game 1 Winner | 65% |
| Total Kills Over/Under 27.5 in Game 2? | 57% |
| Total Kills Over/Under 27.5 in Game 1? | 56% |
| Odd/Even Total Kills | 52% |
| Both Teams Slay a Dragon | 52% |
| Any Player Penta Kill | 52% |
| First Blood in Game 1? | 51% |
| Both Teams Destroy Inhibitors | 50% |
| Any Player Quadra Kill | 50% |
| Both Teams Slay Baron Nashor | 50% |
| Both Teams Slay a Dragon | 50% |
| Any Player Quadra Kill | 50% |
| Odd/Even Total Kills | 50% |
| Both Teams Slay Baron Nashor | 50% |
| Any Player Quadra Kill | 50% |
| Odd/Even Total Kills | 50% |
| First Blood in Game 2? | 50% |
| Both Teams Destroy Inhibitors | 49% |
| Total Kills Over/Under 30.5 in Game 2? | 45% |
| O/U 2.5 Games | 44% |
| Game Handicap: JDG (-1.5) vs ThunderTalk Gaming (+1.5) | 43% |
| Total Kills Over/Under 30.5 in Game 1? | 43% |
| Both Teams Slay Baron Nashor | 24% |
| Any Player Penta Kill | 23% |
| Both Teams Destroy Inhibitors | 23% |
| Any Player Penta Kill | 23% |
Market context
JD Gaming face ThunderTalk Gaming in a League of Legends best-of-three match within the LPL Group Ascend format on 20 August at 05:00 ET. The 65% crowd probability favours JD, reflecting their stronger roster composition and recent domestic standing, though no material shifts in team news have emerged in the past 48 hours to justify movement from prior assessments.
Historical LPL matchups between established organisations and mid-tier competitors typically track closer to 60–70% favourites when roster quality gaps are moderate. JD Gaming's track record in Group Ascend play—a secondary competitive tier—shows consistent performance against comparable opposition, though ThunderTalk's recent form remains less documented in major English-language coverage. The probability sits within the typical range for such fixtures, suggesting the market has already priced in JD's structural advantages without overcommitting to a blowout scenario.
Traders should monitor the official LPL schedule confirmation through the league's English channels for any last-minute roster changes or postponements, particularly given the early morning ET start time which occasionally triggers logistical delays. Team announcements regarding substitute players or coaching adjustments, typically posted 24–48 hours before matches, could shift the assessment if either side reports unexpected absences. The settlement window closes at 15:00 UTC on 20 August, providing a hard deadline; any delay extending beyond 7 August without completion triggers the 50-50 resolution clause, a tail risk worth monitoring given esports' vulnerability to technical issues.
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 Prediction Today, which mirrors the Polymarket order book directly.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
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'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%.
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