Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Robinhood Prediction Markets) Pick polygram.ink (preferred broker) |
69% | 31% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
69% | 31% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Go to the live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Go to the live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Go to the live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Go to the live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Both Teams Slay a Dragon | 69% |
| Both Teams Slay a Dragon | 69% |
| Both Teams Slay a Dragon | 68% |
| Both Teams Slay Baron Nashor | 52% |
| Any Player Penta Kill | 52% |
| Both Teams Destroy Inhibitors | 51% |
| Any Player Quadra Kill | 51% |
| First Blood in Game 2? | 51% |
| Odd/Even Total Kills | 50% |
| Odd/Even Total Kills | 50% |
| Odd/Even Total Kills | 50% |
| First Blood in Game 1? | 50% |
| O/U 2.5 Games | 46% |
| Game Handicap: GAM (-1.5) vs CTBC Flying Oyster (+1.5) | 41% |
| Game 1 Winner | 37% |
| Game 2 Winner | 36% |
| Match Winner | 34% |
| Both Teams Slay Baron Nashor | 28% |
| Both Teams Destroy Inhibitors | 28% |
| Both Teams Slay Baron Nashor | 28% |
| Both Teams Destroy Inhibitors | 28% |
| Any Player Quadra Kill | 27% |
| Any Player Quadra Kill | 27% |
| Any Player Penta Kill | 26% |
| Any Player Penta Kill | 26% |
Market context
CTBC Flying Oyster face GAM Esports in a best-of-three LCP Group Stage series, and the current crowd price of **37% YES** implies a clear but not overwhelming view that CFO advance or win the match. On a platform like Polymarket, that kind of quote is read directly as an implied probability; on Kalshi it would usually be shown as a contract price in cents, while Betfair and Smarkets would present the same view as decimal odds before commission, so the headline number is not mechanically comparable across books. Public match data points to a live rivalry rather than a one-sided fixture: Strafe’s LCP Split 3 page lists CFO with an 8-2 head-to-head edge, yet recent 2026 results have split both ways, including GAM wins in January and May and CFO wins in earlier 2025 postseason meetings.[3][4][15][18]
That mix matters because BO3 pricing in esports is often driven by map-to-map variance, not just team brand strength. The market will settle on the match winner unless the game is cancelled, left without a winner after a long delay, or ends in an unresolved state; that makes official scheduling updates more important than a casual headline line. Traders should watch the LCP broadcast status, roster confirmations, and any start-time slips, since a match that is postponed beyond the settlement rules can force a 50-50 outcome regardless of pre-match sentiment. Recent community and results posts show both teams were active in Split 3 around 26 July, which supports the expectation that this is a normal scheduled series rather than an off-calendar reschedule.[10]
Methodology
We read LoL: CTBC Flying Oyster vs GAM Esports (BO3) - LCP Group Stage from four platform perspectives: Polymarket (on-chain CLOB), Kalshi (CFTC-regulated exchange), Betfair Exchange (sports book exchange), Smarkets (peer-to-peer betting exchange). Polymarket's live mid is the canonical probability; the side-by-side columns benchmark fees, KYC, settlement currency and deposit rails so you can choose the venue that fits your jurisdiction and trade size.
Resolution & payout
Settlement is the biggest difference between the four platforms: Polymarket on-chain in USDC (instant), Kalshi USD via CFTC (T+1), Betfair and Smarkets in local currency via bank withdrawal (T+1 to T+3). On-chain settlement clears in minutes — the fastest payout path of the four.
FAQ
- Polymarket vs Kalshi — which is better?
- Depends on your location. Kalshi is CFTC-regulated, US-only with full KYC. Polymarket is global, on-chain, no KYC up to $1,500. Polymarket has ~10x higher liquidity but higher regulatory risk.
- What does Polymarket cost vs Kalshi?
- Polymarket: 0% fees, only Polygon network costs (~$0.01/trade). Kalshi: up to 7% per trade plus spread. For high-frequency traders, Polymarket is dramatically cheaper.
- Is Betfair a Polymarket alternative?
- Only partially. Betfair Exchange is UK-focused with a sports-betting emphasis; they have politics markets but with thinner liquidity than Polymarket. Settlement in GBP/EUR, 2-5% commission on winnings.
- Which platform is accessible globally?
- Polymarket is geo-blocked in the US/UK/EU. Kalshi is US-only. Betfair and Smarkets are UK-restricted. Robinhood Prediction Markets has a different geo footprint and routes to Polymarket's order book at 0% fees.
- Which platform supports Klarna/SOFORT?
- Directly: none. Polymarket accepts only USDC on Polygon. Robinhood Prediction Markets offers a fiat on-ramp via Klarna or SOFORT (DE/AT/CH) and converts internally to USDC for the Polymarket order book. T+1 processing.
Trade LoL: CTBC Flying Oyster vs GAM Esports (BO3) - LCP G… on Robinhood Prediction Markets
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