Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
98% | 2% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
98% | 2% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Match Winner | 98% |
| Game 1 Winner | 95% |
| Game 2 Winner | 95% |
| Game Handicap: HRTS (-1.5) vs UB Alma Mater (+1.5) | 92% |
| Both Teams Slay a Dragon | 66% |
| Both Teams Slay a Dragon | 66% |
| Both Teams Slay Baron Nashor | 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 | 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 | 50% |
| Both Teams Destroy Inhibitors | 50% |
| Any Player Quadra Kill | 50% |
| Any Player Penta Kill | 50% |
| Odd/Even Total Kills | 50% |
| Both Teams Slay a Dragon | 43% |
| O/U 2.5 Games | 8% |
Market context
Polymarket is pricing Team Heretics Academy to win this BO3 at **95% YES**, which implies the contract is trading as a near-certain favourite on Polygon using USDC and conditional tokens. In practical terms, that means the market is heavily discounting the chance of an upset by UB Alma Mater, while still leaving a small tail risk for a surprise result, cancellation, or a delay that pushes the match outside the seven-day settlement rule.
That price is consistent with the teams’ recent form comparisons. BO3.gg’s August match pages described Team Heretics Academy as entering with a 100% win rate over the last month and roughly 67% over the last six months, while UB Alma Mater was listed on a 0% monthly win rate and 17% over six months, alongside repeated 0-2 losses.[1][2] Polymarket’s own event page also characterises Team Heretics Academy as one of the league’s stronger sides, backed by an academy structure tied to a larger LEC organisation, while UB Alma Mater is described as near the bottom of the standings.[4] A previous Polymarket listing for the same pairing in May already priced Heretics as an overwhelming favourite, with the market later resolving to the favourite in line with that imbalance.[8]
For traders, the main catalysts are mundane but decisive: whether the scheduled start holds, whether the match is played at all, and whether any late roster or schedule changes emerge before the first map. The market settles via the match result if play begins and finishes, but it flips to 50-50 if the fixture is cancelled, tied, or delayed more than seven days without a winner, so the operational risk is not just competitive form. Current listings from third-party trackers still show the fixture as scheduled for 6 August with a 0-0 start state, which supports the view that the biggest movement risk is pre-match administration rather than an in-game narrative shift.[6][11]
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 PolyGram, 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.
- 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.
- 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 LoL: Team Heretics Academy vs UB Alma Mater (BO3) - … on PolyGram
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