Phoenix Mercury vs. Atlanta Dream

Platform comparison

Active sub-markets

Market context

The Phoenix Mercury travel to Atlanta on 24 May for a regular-season WNBA matchup against the Dream, with tipoff scheduled for 3:00 PM ET. The 0% implied probability reflects either a technical issue with the market or an expectation of game postponement or cancellation, as neither team is typically priced out entirely in live matchups.

Historical precedent suggests extreme probabilities in WNBA markets often correlate with roster availability rather than competitive imbalance. The Mercury have cycled through injury concerns in recent seasons, whilst Atlanta's Dream have shown volatility in early-season form depending on whether key contributors like Rhyne Howard and Tina Charles are fit. Markets at 0% typically reset once official lineups are confirmed 24 hours before tipoff; if both squads field competitive rosters, the probability should shift materially toward a conventional spread.

Traders should monitor official injury reports released by both franchises no later than 48 hours before the game. The WNBA's scheduling occasionally produces postponements due to arena conflicts or travel complications, particularly during the compressed early season. Local Atlanta beat reporters covering the Dream will flag any roster changes or coaching adjustments that might affect game dynamics. Settlement hinges on the game being played as scheduled; if postponed, the market remains open until completion, whilst outright cancellation without a make-up date triggers a 50-50 resolution. Confirmation of the game's status should arrive by 22 May.

Methodology

We track Phoenix Mercury 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.

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'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 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 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.