Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| Game 1 Winner | 100% |
| O/U 2.5 Games | 100% |
| Both Teams Slay a Dragon | 100% |
| First Blood in Game 1? | 100% |
| Total Kills Over/Under 27.5 in Game 2? | 100% |
| Total Kills Over/Under 30.5 in Game 2? | 100% |
| Total Kills Over/Under 21.5 in Game 1? | 100% |
| Odd/Even Total Kills | 90% |
| Odd/Even Total Kills | 90% |
| First Blood in Game 2? | 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% |
| Any Player Quadra Kill | 10% |
| Any Player Penta Kill | 10% |
| Any Player Quadra Kill | 10% |
| Any Player Penta Kill | 10% |
| Both Teams Slay Baron Nashor | 1% |
| Total Kills Over/Under 27.5 in Game 1? | 1% |
| Total Kills Over/Under 33.5 in Game 1? | 1% |
| Game 2 Winner | 0% |
| Match Winner | 0% |
| Game Handicap: MKOI (-1.5) vs Team Vitality (+1.5) | 0% |
| Both Teams Slay Baron Nashor | 0% |
| Both Teams Slay a Dragon | 0% |
| Both Teams Destroy Inhibitors | 0% |
| Both Teams Destroy Inhibitors | 0% |
| Total Kills Over/Under 30.5 in Game 1? | 0% |
| Total Kills Over/Under 24.5 in Game 1? | 0% |
Market context
Polymarket is effectively pricing **Movistar KOI to win** this best-of-three, with the contract sitting at **100% YES** on-chain in USDC on Polygon via conditional tokens. In practical terms, that means the market is treating the result as fully locked in unless there is a settlement edge case such as cancellation, a non-played match, or a delay beyond the market’s seven-day window.
The current read is consistent with recent head-to-head context, where pre-match modelling and bookmaker pricing have leaned towards Movistar KOI rather than Team Vitality. BO3.gg’s summer regular-season preview called KOI the likelier winner, and cited a roughly **59%-41%** edge in KOI’s favour, while also expecting a competitive series rather than a clean sweep.[1] Comparable LEC meetings have not been one-sided in execution: a separate BO3.gg page for a different matchup preview in this pairing’s wider sample still framed KOI as the preferred side, and historical results around these teams have produced both narrow series and reversals.[2][5]
For traders, the live catalysts are mostly administrative rather than analytical at this point: confirm the official start, whether the series is played in full, and whether any schedule change pushes completion past the settlement rules. The Polymarket contract resolves on the match winner if played to a finish, but can fall back to **50-50** if the game is never played, ends tied, or is delayed beyond seven days without a winner, so postponement risk matters as much as the scoreboard itself.[6] Bookmaker snapshots still have KOI ahead on average, with Team Vitality priced as the outsider in the same matchup, which helps explain why the on-chain market is already fully committed to one side.[3][4]
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
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.
FAQ
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is PolyGram. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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.
- 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.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
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