Seattle Mariners vs. Detroit Tigers

Platform comparison

Active sub-markets

Market context

On 7 June 2026, the Seattle Mariners will travel to Detroit to face the Tigers in a regular-season Major League Baseball fixture, with first pitch scheduled for 1:40 PM Eastern Time. The market resolves to the Mariners if they win; to the Tigers if Detroit prevails. Should the game be postponed, settlement extends to 14 June; cancellation without a rescheduled make-up game, or any tie result, triggers a 50–50 split resolution. Official MLB final statistics serve as the binding resolution source.

The 0% implied probability for a Mariners victory reflects either extreme confidence in Detroit's form or a liquidity constraint in the market's early stage. Historical precedent suggests mid-season MLB games between non-playoff contenders often trade at wider probability ranges once sufficient volume accumulates. Comparable matchups from prior seasons show that pre-game injury announcements, bullpen availability, and recent win–loss streaks typically shift probabilities by 3–8 percentage points in the 48 hours before first pitch.

Traders should monitor roster updates through 6 June, particularly any late-inning reliever injuries or unexpected pitching changes. Weather conditions in Detroit—notably temperature and wind direction—materially affect ball carry distance at Comerica Park. Recent form matters: the Mariners' run differential and the Tigers' home-field performance over the preceding fortnight will likely drive material repricing. From a regulatory standpoint, this market operates under German GlüStV provisions where applicable; US CFTC reach extends to certain derivatives structures. Traders in jurisdictions permitting prediction markets may access this contract without KYC verification up to a $1,500 cumulative position threshold, though settlement and withdrawal procedures remain subject to platform-specific compliance protocols.

Methodology

This page reviews Seattle Mariners vs. Detroit Tigers 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 KYC 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

Is this market available outside the US?

Polymarket KYC UK 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 KYC UK?

Zero. Polymarket KYC 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 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.