GAIS vs. Halmstads BK

Platform comparison

Market context

The upcoming Allsvenskan match between GAIS and Halmstads BK is trading at **0% YES** on Polymarket, which means the USDC price on Polygon is effectively saying the contract is being treated as worthless under the current crowd view. In practical terms, that usually reflects either a broken market, a resolution expectation that has already gone against the YES side, or a very thin book where the conditional tokens are not being bid at all rather than a settled real-world certainty.

For a Polymarket user, the useful comparison is not the fixture itself but how football event contracts can sit at zero when traders believe the settlement criteria are no longer live or the outcome has already been effectively priced out. In low-liquidity sports markets, a 0% reading often tells you more about participation and market structure than about the match preview. That is especially relevant close to kick-off, when a late team-sheet change, schedule adjustment, or resolution ambiguity can matter more than pre-match sentiment.

The catalysts to watch are the official match line-up posts, any late injury or suspension news, and any competition or scheduling update that could affect how the event is resolved. If the market is still open near the 14:30 UTC settlement window, the key question is whether Polymarket’s oracle or ruleset can map the fixture cleanly to the listed contract. For users holding the conditional tokens, the on-chain price only matters insofar as the final resolution matches the event definition, so anything that changes that mapping is the main risk factor.

Methodology

This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Polymarket Scam?, 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?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Polymarket Scam?. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

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 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.