Los Angeles Sparks vs. Phoenix Mercury

Platform comparison

Active sub-markets

Market context

The Los Angeles Sparks face the Phoenix Mercury on 13 June at 10:00 PM ET in a regular-season WNBA matchup. Polymarket currently prices this contract at 100% YES, indicating the market has assigned certainty to a Sparks victory. This extreme probability reflects either exceptional confidence in Los Angeles's form or sparse liquidity in the conditional token pair on Polygon—traders should verify USDC depth before committing position size, as the 50-50 cancellation clause creates tail risk if either franchise withdraws.

Historical WNBA matchup pricing rarely sustains 100% certainty unless one team has already clinched playoff positioning or the opponent has announced key player absences. The Sparks and Mercury have competed at relatively comparable talent levels in recent seasons, with neither franchise dominating the other systematically. When Polymarket has priced similar regular-season games at such extremes, the underlying catalyst has typically been injury news—a star player ruled out or confirmed fit—rather than pure form differential. The settlement window closing 14 June at 02:00 UTC allows roughly 24 hours post-game for final score verification and dispute resolution on-chain.

Traders should monitor official WNBA injury reports through 13 June, particularly regarding Mercury guard Diana Taurasi's availability, as her presence materially shifts win probability. Fixture scheduling announcements occasionally shift game times or venues; confirm the 10:00 PM ET start remains locked. The Polygon-based conditional token mechanics mean resolution depends on Polymarket's oracle feed, typically drawing from ESPN or official league sources. Any postponement triggers the open-until-completion clause, extending the settlement window indefinitely.

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Kalshi UK, which mirrors the Polymarket order book directly.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Where can I trade this market with the lowest fees?

On Kalshi UK, 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.

Is this market available outside the US?

Kalshi UK 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.

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, Kalshi UK triggers a quick verification flow that finishes in minutes.