San Diego Padres vs. Baltimore Orioles

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Market context

On 14 June at 1:35 PM Eastern Time, the San Diego Padres will travel to Baltimore to face the Orioles in a regular-season Major League Baseball fixture. In prediction-market terms, a YES share represents a Padres victory, whilst a NO share represents an Orioles win. The current crowd-implied probability of 80% for YES suggests traders believe the Padres are substantial favourites. The settlement window extends to 21 June, allowing time for any postponements to be rescheduled; if the game is cancelled without a make-up fixture or ends in a tie, the market resolves 50-50.

The Padres' historical record against Baltimore provides context for interpreting this probability. Over recent seasons, San Diego has maintained a competitive edge in head-to-head matchups, though the Orioles have shown improvement in their divisional standing. The 80% probability reflects not merely recent form but also roster depth and pitching availability at the time of the fixture. Comparable games between mid-tier contenders typically settle around 55–65% for the visiting team, making this reading notably bullish on San Diego.

Traders should monitor roster announcements in the week preceding the match, particularly injury updates affecting starting pitchers or key position players. Weather conditions at Camden Yards—notably wind direction and temperature—can materially influence run production. Additionally, any trades or call-ups announced by either organisation in early June could shift the probability, as would confirmation of which pitchers will start. The Padres' recent win-loss record and the Orioles' home-field performance record in June represent the most reliable leading indicators available before settlement.

Methodology

We track San Diego Padres vs. Baltimore Orioles 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 Prediction Market 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?

Prediction Market 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 does it cost to trade on Prediction Market UK?

Zero. Prediction Market 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.