Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
BTC Prediction Pick polygram.ink |
8% | 92% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on BTC Prediction → |
Polymarket polymarket.com |
8% | 92% | 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
| Indiana Fever vs. Atlanta Dream | 8% Indiana Fever | 93% Atlanta Dream |
| Spread -5.5 | 79% Atlanta Dream | 22% Indiana Fever |
| O/U 177.5 | 100% Over | 0% Under |
| O/U 176.5 | 99% Over | 1% Under |
| Spread -4.5 | 82% Atlanta Dream | 18% Indiana Fever |
| O/U 175.5 | 99% Over | 2% Under |
Market context
The Indiana Fever and Atlanta Dream are playing a regular-season WNBA game in Atlanta at 1:00pm ET, and the market resolves to the team that wins after any overtime. The current 11% implied probability for **Indiana Fever** is a clear underdog price, which is in line with the market treating a Fever road win as an upset rather than the base case.[4][6]
The cleanest comparison is the teams’ recent meeting on 4 June, when Indiana beat Atlanta 83-71 after leading a game that finished within a relatively normal scoring range for the matchup.[1] That result matters because prediction markets often anchor to recent head-to-head outcomes, but a single prior win does not override home-court, rotation changes or any late injury updates; the previous game still shows Indiana has a plausible path if its scoring holds up again.[1] For on-chain traders, that sort of low-probability ticket usually behaves like a binary event with little sensitivity to macro unless broader USDC liquidity or gas conditions affect position sizing rather than the game outcome itself.
The main catalysts are the confirmed tip-off, any last-minute injury or availability news, and whether the game starts and finishes on schedule, because postponement keeps the contract open and a cancellation would force a 50-50 settlement under the market rules.[4] Ticketing listings and the arena schedule confirm the June 20 fixture at State Farm Arena, so the practical risk is not the calendar entry but any late operational change from the league or venue.[2][3][4] In crypto terms, this is a straightforward event-driven contract: spot BTC or ETH moves are unlikely to matter unless they shift exchange-wide risk appetite, funding, or USDC deployment around the close.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $301K.
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
- Where can I trade this market with the lowest fees?
- On BTC Prediction, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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 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.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- 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.
Trade Indiana Fever vs. Atlanta Dream on BTC Prediction
Live order book, 0% fees, USDC settlement in seconds.
Trade on BTC Prediction →