Tampa Bay Rays vs. New York Yankees

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Active sub-markets

Market context

The Tampa Bay Rays visit Yankee Stadium on 24 May for a regular-season matchup at 1:35 PM ET, with settlement occurring after the final out or postponement resolution by 31 May. The 45% implied probability for a Rays victory reflects moderate underdog positioning, typical for away teams facing the Yankees' home advantage and recent roster strength.

Historical matchups between these franchises show the Yankees have maintained a structural edge in head-to-head records, though the Rays' pitching-focused strategy has produced occasional upset wins in regular season play. Comparable away-team probabilities in May fixtures against AL East rivals typically range from 40–48%, depending on starting pitcher quality and injury status. The current 45% figure sits within expected bounds for a competitive division game without major roster disruptions announced beforehand.

Traders implementing conditional orders should monitor pitcher assignments, which typically finalise 24–48 hours before first pitch. Recent roster moves or injury reports from either club—particularly affecting starting rotation or key position players—would shift the probability meaningfully. Weather conditions at Yankee Stadium on game day may also influence total runs and game flow, affecting live-trading opportunities. For automated systems, the settlement window's extension to 31 May accounts for potential postponements; tracking MLB's official game status feeds ensures accurate trigger conditions for conditional orders or hedging strategies.

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to PolyGram, which mirrors the Polymarket order book directly.

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 PolyGram, 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.

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.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram 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.