Cleveland Guardians vs. Houston Astros

Platform comparison

Active sub-markets

Market context

The Cleveland Guardians are playing the Houston Astros in a scheduled regular-season MLB game in Houston, and the market settles on the official final result once the game is completed. A **16% YES** price implies the crowd sees Cleveland as a clear underdog in this matchup, with the result depending on whether the game is played to completion before the settlement window closes. [1][2]

That kind of pricing is best read against recent form and probable pitching context rather than the team names alone. Previews around the game note Cleveland’s uneven recent run and injury pressure, while the matchup page lists Tanner Bibee for Cleveland and Tatsuya Imai for Houston, with Imai entering after a difficult start and a 6.43 ERA in his listed appearances; that combination usually pushes a market towards the home side and leaves an underdog win priced as a low-probability outcome. [3][4][6][9]

For accessibility, the key regulatory point is that this is a sports-related prediction market and so sits in the zone where German access can be constrained by the GlüStV framework, while US-facing users may also encounter CFTC jurisdictional sensitivity if a venue is deemed to be offering event contracts into the United States. In practical terms, “no-KYC up to $1,500” means a user may be able to reach this market with minimal identity checks until activity crosses that threshold, but any higher limits or withdrawals can still trigger verification and local compliance checks.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Cleveland Guardians vs. Houston Astros across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Polymarket Legal UK — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

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 Polymarket Legal 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.

What does it cost to trade on Polymarket Legal UK?

Zero. Polymarket Legal UK 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.