Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
BTC Prediction Pick polygram.ink |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on BTC Prediction → |
Polymarket polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on BTC Prediction → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on BTC Prediction → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on BTC Prediction → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on BTC Prediction → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on BTC Prediction.
Active sub-markets
| Map 2 Total Rounds: Over/Under 33.5 | 100% Over | 0% Under |
| Map 1 Total Rounds: Over/Under 24.5 | 0% Over | 100% Under |
| Map 1 Rounds Handicap: MIBR fe (-6.5) vs shimmer (+6.5) | 0% MIBR fe | 100% shimmer |
| Map 2 Total Rounds: Over/Under 39.5 | 100% Over | 0% Under |
| Map 2 Rounds Handicap: MIBR fe (-3.5) vs shimmer (+3.5) | 100% MIBR fe | 0% shimmer |
| Map 2 Total Rounds: Over/Under 48.5 | 0% Over | 100% Under |
Market context
The underlying event is the Counter-Strike Grand Final between shimmer and MIBR fe at the FERJEE Rainhas do Clutch 2026 Playoffs, scheduled for 26 June at 1:30 PM ET in Rio de Janeiro. This match determines the tournament champion, with shimmer currently holding a 100% crowd-implied probability of victory. The market settles in USDC on-chain, tying its resolution to the final outcome of the BO5 series, while macro BTC/ETH volatility may influence liquidity flows into the contract.
Historically, 100% implied probabilities in esports prediction markets often signal either a guaranteed outcome or a market inefficiency. In comparable cases, such as the 2025 IEM Katowice final, similar odds resolved correctly only after a late roster change was confirmed. Here, shimmer’s world ranking of 213 versus MIBR fe’s 236 suggests a marginal edge, yet MIBR fe’s recent 2-0 semi-final win over Clutchain fe [2] indicates they are not without threat. Stand-in phoebe playing for shimmer [4] adds uncertainty, as core lineups have played only three maps in the past 30 days.
Traders should monitor official roster confirmations and match start times, as delays beyond seven days trigger a 50-50 resolution. The tournament is an offline B-Tier Valve Tier 2 event [6], meaning venue logistics or technical failures could disrupt play. Recent news from Gaules’ channel notes brand-image issues affecting broadcast availability [7], which may impact real-time data feeds used for on-chain settlement. Funding rates on major exchanges and whale flows into USDC pools could also signal shifting sentiment before the match begins.
Methodology
Methodologically this overview focuses on on-chain pricing: Polymarket's live mid comes from the Polygon conditional-token order book and settles automatically in USDC. The other three venues — Kalshi, Betfair, Manifold — are listed with their platform attributes, because they operate off-chain and a 1:1 comparison of contract mechanics isn't possible.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
FAQ
- Is this market available outside the US?
- BTC Prediction is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- 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 it cost to trade on BTC Prediction?
- Zero. BTC Prediction routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, BTC Prediction triggers a quick verification flow that finishes in minutes.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
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