Cleveland Guardians vs. Houston Astros

Platform comparison

Active sub-markets

Market context

Polymarket is pricing Cleveland to win this game at **16% YES**, which leaves the contract heavily tilted towards Houston on the current order book. On-chain, the position settles in **USDC** via Polygon-based conditional tokens, so the live price is just the market’s current read on the Guardians’ win chance rather than a guarantee about the box score outcome.

That low teens price is broadly consistent with the pre-game betting market, where Houston has been installed as the favourite at around **-140 to -145** and Cleveland has sat near **+119 to +120**. Those odds imply the Astros win more often than not, so a 16% Guardians price is a clear contrarian position versus the street and only really makes sense if a trader thinks the market has overweighted Houston’s edge. Comparable pricing in MLB often stays anchored to the starter, bullpen availability and home-field context until first pitch, then moves sharply if line-ups change or a late pitching adjustment lands.

The main catalysts are straightforward: confirmed line-ups, any late scratch or pitching news, and whether the game proceeds on schedule. StatMuse lists the matchup for **20 June 2026 at 7:15pm ET**, while sportsbook pages and previews around the game also frame Houston as the stronger side going in. For Polymarket users, the practical watchpoint is whether any pre-game adjustment in team sheets or postponement risk changes the conditional token price before the settlement window closes on **27 June 2026**; if the game is postponed, the market stays open until completion, while a cancellation or tie would resolve **50-50**.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.

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

Is this market available outside the US?

Polymarket Scam? 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.

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 Scam??

Zero. Polymarket Scam? routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket Scam? triggers a quick verification flow that finishes in minutes.