Detroit Tigers vs. Houston Astros

Platform comparison

Active sub-markets

Market context

The Detroit Tigers travel to Houston on 16 June for an evening matchup against the Astros, with Polymarket currently pricing a Tigers victory at 39% (USDC settlement on Polygon). The market implies Houston holds a 61% edge, reflecting the Astros' stronger recent form and home-field advantage at Minute Maid Park. Settlement occurs on 24 June, allowing eight days for the fixture to conclude and resolve on-chain via conditional tokens.

Historical context suggests the 39% probability sits within a reasonable range for a visiting team facing a division rival with superior win-loss records. The Astros have consistently outperformed Detroit over recent seasons, though single-game outcomes remain volatile. In comparable matchups where the away team trades at 35–45%, outcomes split fairly evenly between the implied favourite and underdog, indicating the market has not overextended confidence in Houston's advantage. The Tigers' recent performance trajectory and roster composition relative to Houston's established core will determine whether the current pricing reflects genuine edge or overvaluation of home-team status.

Traders should monitor lineup announcements and starting pitcher assignments, particularly any late roster moves or injury updates released within 24 hours of first pitch. Weather conditions at Minute Maid Park—humidity and temperature affecting ball flight—can shift outcomes meaningfully. Recent form data through mid-June will provide updated context on both teams' offensive and defensive efficiency. The conditional token mechanics mean any postponement extends the settlement window, whilst cancellation without a make-up game triggers a 50-50 resolution, a tail risk worth factoring into position sizing.

Methodology

We track Detroit Tigers vs. Houston Astros on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.

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 Legit?, 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?

Polymarket Legit? 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.

Do I need to KYC for this market?

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