Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
BTC Prediction Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on BTC Prediction → |
Polymarket polymarket.com |
0% | 100% | 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
| Dallas Wings vs. PortlandFire | 0% Dallas Wings | 100% PortlandFire |
| Spread -5.5 | 0% Dallas Wings | 100% PortlandFire |
| O/U 170.5 | 0% Over | 100% Under |
| O/U 171.5 | 0% Over | 100% Under |
| Spread -6.5 | 0% Dallas Wings | 100% PortlandFire |
| O/U 169.5 | 0% Over | 100% Under |
Market context
The Dallas Wings travel to Portland on 13 June for a WNBA regular-season matchup against the Fire, with tipoff at 8:30 PM ET. The market currently reflects zero probability for a Dallas victory, suggesting either extreme confidence in Portland's superiority or a liquidity constraint limiting price discovery. Settlement occurs via USDC on the btc-prediction.bet platform, with the contract expiring shortly after the final buzzer on 14 June at 00:30 UTC.
Historical precedent for 0% probabilities in sports markets typically indicates either a severe information asymmetry—such as a star player's confirmed absence—or thin order books where a single large position anchors the price. In WNBA matchups, such extreme probabilities are rare given roster parity across the league; they usually emerge only when injury reports or late-breaking roster news fundamentally shift expected outcomes. Traders should cross-reference recent team performance data and injury bulletins against this pricing to identify whether the market reflects genuine competitive disadvantage or mispricing.
Key catalysts include official injury reports released within 48 hours of tipoff, which typically move WNBA futures significantly. Monitor Portland Fire's recent form and any personnel changes announced through official WNBA channels or team statements. The Wings' road record and Portland's home-court record merit comparison against historical season trends. Funding rates on related sports derivatives across major crypto exchanges may signal whether sophisticated traders are hedging or accumulating exposure ahead of the game, though WNBA-specific perpetuals remain illiquid compared to major league sports.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $292K.
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.
- 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.
- 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.
- 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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