Seattle Mariners vs. Detroit Tigers

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Active sub-markets

Market context

The Seattle Mariners face the Detroit Tigers on 6 June at 1:10 PM ET in a regular-season MLB matchup. The 96% crowd-implied probability reflects a substantial gap in team performance trajectories entering the contest. For programmatic traders, this extreme skew warrants examination of whether the market has priced in all available information or whether sharp movement could occur closer to game time if roster or weather conditions shift.

Historical context shows that single-game MLB markets at this probability level typically reflect either a significant talent differential or recent form divergence. The Mariners have maintained stronger win rates and playoff positioning in recent seasons, whilst the Tigers have cycled through rebuilding phases. Markets settling at 96% YES for the favoured team occur roughly 85–90% of the time in practice, meaning the remaining 4–10% tail risk encompasses legitimate outcomes: injury announcements, bullpen exhaustion from prior games, or weather-related postponement complications that could trigger the 50–50 tie clause.

Traders using conditional order logic should monitor MLB injury reports through 5 June, particularly for starting pitchers and key relievers. Weather forecasts for Detroit on game day carry material weight given the potential for postponement, which would extend the settlement window. Recent trades in comparable Mariners home-field markets have shown that probability compression typically accelerates 24 hours before first pitch, suggesting current 96% pricing may reflect early-week positioning rather than final consensus. Automated systems should flag any roster moves or managerial announcements that could alter the baseline expectation.

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 Bot UK — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

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 Bot 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 Bot UK?

Zero. Polymarket Bot 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.