Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on PolyGram → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on PolyGram → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on PolyGram → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on PolyGram → |
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 PolyGram.
Active sub-markets
| Dallas Wings vs. Atlanta Dream | 0% YES | 100% NO |
| Spread -4.5 | 100% YES | 0% NO |
| O/U 173.5 | 0% YES | 100% NO |
| Spread -5.5 | 100% YES | 0% NO |
| O/U 172.5 | 0% YES | 100% NO |
Market context
The Dallas Wings travel to Atlanta on 22 May for a regular-season WNBA matchup against the Dream, with tipoff scheduled for 7:30PM ET. The current 0% implied probability for a Wings victory suggests the market has priced them as overwhelming underdogs, though this extreme reading warrants scrutiny given the volatility inherent in single-game basketball outcomes and the relatively modest sample sizes that characterise early-season WNBA fixtures.
Historical context reveals that 0% probabilities in basketball markets typically emerge when one team holds substantial advantages in personnel, form, or home-court benefit. However, the WNBA's competitive depth has narrowed considerably over recent seasons, with mid-tier teams capable of producing upset performances against stronger opponents. Wings-Dream matchups have historically been competitive affairs, and the complete absence of probability mass for Dallas suggests the market may be overweighting Atlanta's current standing without accounting for variance in individual performance or potential roster absences on either side.
Traders should monitor injury reports through the settlement window, particularly regarding key rotation players for both franchises. Early-season WNBA scheduling occasionally produces fatigue-related performance dips, especially for teams in back-to-back situations. Recent roster transactions and preseason performance metrics would clarify whether the consensus reflects genuine talent disparity or market overconfidence. The settlement window extends to 23:30 ET on 22 May, allowing updates through game completion, though postponement provisions mean delayed resolution remains possible if weather or logistical issues arise.
Methodology
We track Dallas Wings vs. Atlanta Dream on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- Where can I trade this market with the lowest fees?
- On PolyGram, 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.
- What does it cost to trade on PolyGram?
- Zero. PolyGram 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, PolyGram 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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