Detroit Tigers vs. Cleveland Guardians

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Active sub-markets

Market context

The Detroit Tigers face the Cleveland Guardians on 12 June at 7:10PM ET in a regular-season MLB matchup. The market currently reflects near-parity at 49% implied probability for a Tigers victory, suggesting traders view this as a competitive fixture with marginal edge either direction. Settlement occurs on 19 June, allowing seven days for the game to complete should postponement occur.

Historical head-to-head records between these AL Central rivals provide useful calibration. Over the past three seasons, the Tigers and Guardians have maintained relatively balanced records in their series matchups, with neither team establishing decisive dominance. The Guardians have typically fielded stronger pitching depth, whilst the Tigers have shown volatility in offensive consistency. Current 2026 season standings matter considerably: a team fighting for playoff positioning will carry different momentum than one already eliminated or secured. Check recent divisional records and run differential as programmatic inputs—these correlate more reliably than single-game prediction models for mid-season contests.

Traders should monitor starting pitcher assignments, which typically release 24–48 hours before game time. Injury reports on key position players, particularly any Tigers outfielders or Guardians infielders, can shift implied probabilities materially. Weather conditions at the venue—temperature and wind direction affect fly ball distances—warrant tracking via weather APIs if building conditional order logic. Recent form matters: teams on winning streaks show measurable performance lifts in subsequent games. The 49% current reading suggests the market is awaiting these catalyst releases before establishing stronger directional conviction.

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

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 Review UK, 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 Review 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.

What does it cost to trade on Polymarket Review UK?

Zero. Polymarket Review UK 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, Polymarket Review UK 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.