Indiana Fever vs. PortlandFire

Platform comparison

Active sub-markets

Market context

The Indiana Fever will face the Portland Fire in a WNBA regular-season match on 30 May at 8:00PM ET, with settlement occurring the following day. The current 5% implied probability for an Indiana victory reflects substantial market confidence in Portland's superiority, though this represents a single-game outcome rather than a series, where variance plays a pronounced role.

Indiana's recent form provides context for interpreting the odds. The Fever finished the 2024 season with a 20–20 record and made the playoffs as a lower seed, whilst Portland has consistently ranked amongst the league's stronger franchises. However, single-game matchups in professional basketball carry inherent unpredictability; upsets occur regularly despite significant talent disparities. Historical WNBA data shows that teams favoured at 95% win probability still lose approximately 5% of the time, suggesting the market pricing may reflect genuine competitive dynamics rather than extreme certainty.

Traders should monitor roster availability in the days preceding the fixture, particularly injury reports released by both teams. The WNBA's official website and team announcements typically confirm player status by 48 hours before tip-off. Weather conditions are immaterial for an indoor venue, but scheduling changes remain possible, though rare. The settlement window closes at midnight on 31 May, allowing one full day for the game to conclude. Any postponement would extend the market's resolution date, whilst outright cancellation without rescheduling would trigger a 50–50 split. Recent team performance trends and head-to-head records between these franchises may shift market sentiment in the final trading hours.

Methodology

This page tracks Indiana Fever vs. PortlandFire across four political prediction venues. Live odds come from the Polymarket order book (the deepest political prediction-market book). Kalshi is the CFTC-regulated US alternative, Betfair the established UK sports-exchange with politics markets, Manifold the open play-money variant. Election Predictions UK routes every trade through to Polymarket — at 0% fees.

Resolution & payout

For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.

FAQ

Where can I trade this market with the lowest fees?

On Election Predictions 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.

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.

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.

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.