Colorado Rockies vs. Philadelphia Phillies

Platform comparison

Market context

The Colorado Rockies travel to Philadelphia on 10 May for a regular-season matchup against the Phillies, with first pitch at 1:35 PM ET. Polymarket currently prices this contract at 0% YES, meaning traders are assigning zero probability to a Rockies victory and full confidence to either a Phillies win or a tie-resolution scenario. The settlement window extends to 17 May, providing a five-day buffer beyond the scheduled game date to accommodate any postponements.

Historically, Rockies-Phillies matchups reflect the substantial talent disparity between the franchises. Philadelphia has consistently fielded competitive rosters with higher payroll capacity, whilst Colorado has cycled through rebuilding phases. The Phillies' 2023 and 2024 seasons positioned them as National League contenders, whereas the Rockies have operated with lower win-probability expectations. A 0% market price on Rockies victory suggests traders view this specific fixture as heavily favourable to Philadelphia, though such extreme probabilities merit scrutiny—even strong teams lose individual games at non-negligible rates.

Key variables for traders include starting pitcher assignments, which typically emerge 24–48 hours before game time, and roster availability updates. Recent injury reports or roster moves could shift the underlying matchup dynamics. Weather conditions at Citizens Bank Park may also influence gameplay, particularly wind direction affecting fly balls. The settlement mechanism on Polygon uses USDC and conditional tokens, resolving to 50-50 only if the game is cancelled without a make-up or ends in a tie—an outcome rarely seen in modern MLB. Traders should monitor official MLB scheduling announcements through early May for any postponement notices that would extend the resolution window.

Methodology

This page is a comparison snapshot: one live quote, 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

Resolution source: This market settles from the official publication at https://www.mlb.com/. A proposer submits the result to the UMA Optimistic Oracle on Polygon, the two-hour challenge window opens, and the smart contract pays out in USDC.

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

Is this market available outside the US?

PolyGram 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'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.

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.

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.