Detroit Tigers vs. Cleveland Guardians

Platform comparison

Active sub-markets

Market context

The Detroit Tigers travel to Cleveland for an interleague matchup against the Guardians on 12 June at 7:10 PM ET. Polymarket currently prices the Tigers' victory at 48% on USDC/Polygon conditional tokens, implying roughly even odds with a slight lean toward the home side. The settlement window extends to 19 June, allowing for postponement resolution should weather or scheduling disruptions occur in the Midwest.

Detroit enters June having struggled with consistency in the AL Central, whilst Cleveland has maintained competitive positioning within the division. Historical head-to-head records between these franchises show marginal variance in home-field advantage, typically ranging 2–3 percentage points in favour of the host team. The Guardians' recent form and bullpen depth have historically supported tighter pricing in their favour when playing at Progressive Field, though the Tigers' offensive capabilities can shift market sentiment sharply.

Traders should monitor starting pitcher announcements, which typically arrive 24–48 hours before game time and materially move conditional token prices on Polygon. Injury reports from both rosters—particularly among position players and relief arms—will influence the spread. Weather forecasts for Cleveland on 12 June warrant attention, as rain or wind conditions could favour certain pitching styles. Recent transaction activity, including mid-season roster moves or call-ups, may alter perceived team strength and trigger repricing before the settlement window closes.

Methodology

We track Detroit Tigers vs. Cleveland Guardians 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

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 Polymarket Scam?, 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.

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.

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.