Detroit Tigers vs. Cleveland Guardians

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Active sub-markets

Market context

The Detroit Tigers travel to Cleveland for a June 13 afternoon fixture against the Guardians, with the crowd assigning the Tigers an 18 per cent win probability. This implies a Cleveland favourite at roughly 82 per cent, a substantial gap that warrants scrutiny given the teams' recent competitive standing and the specific matchup context.

Detroit's position as a heavy underdog reflects both the Guardians' stronger 2025 regular season record and their recent head-to-head advantage in the division. However, the Tigers have shown inconsistent but genuine competitive capacity throughout the season, and afternoon games—particularly early-season contests—have historically produced higher variance outcomes than evening fixtures. Cleveland's dominance in this matchup is real, but the 18 per cent price may underweight Detroit's ability to compete on any given day, especially if the Tigers field a favourable pitching matchup or if Cleveland's lineup faces fatigue from a compressed schedule.

Traders should monitor starting pitcher assignments, which typically confirm 48 hours before game time. Recent injury reports from both camps matter considerably; the Guardians have managed several key position players through the season, and any late availability changes could shift the matchup's technical balance. Weather conditions at Progressive Field on a June afternoon—particularly wind direction affecting fly ball distances—occasionally influence run-scoring patterns in ways that favour specific team profiles. The settlement window extends to 20 June, allowing for postponement scenarios that might alter both teams' roster availability.

Methodology

This page reviews Detroit Tigers vs. Cleveland Guardians 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 Who Will Win — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Where can I trade this market with the lowest fees?

On Who Will Win, 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?

Who Will Win 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.

What does it cost to trade on Who Will Win?

Zero. Who Will Win 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, Who Will Win triggers a quick verification flow that finishes in minutes.