St. Louis Cardinals vs. Milwaukee Brewers

Platform comparison

Active sub-markets

Market context

The St. Louis Cardinals face the Milwaukee Brewers on 25 May at 2:10pm ET in a regular-season Major League Baseball fixture. The current crowd-implied probability of 33% for a Cardinals victory reflects modest confidence in Milwaukee, though both franchises remain competitive within the National League Central division. The settlement window closes on 1 June at 18:10 UTC, allowing for fixture postponement or rescheduling within that timeframe.

Historical matchup data between these division rivals shows relatively balanced outcomes over recent seasons, though Milwaukee has held a slight edge in head-to-head records during 2023–2024. The 33% probability assigned to St. Louis suggests traders are weighting Milwaukee's recent form or roster composition more heavily than raw historical parity would indicate. Cardinals performance has been inconsistent this season, whilst the Brewers have maintained steadier offensive production through May.

Key variables for traders to monitor include starting pitcher assignments and any late roster changes announced before first pitch. Weather conditions at the scheduled venue may influence play style and scoring patterns. Injury reports released in the 24–48 hours preceding the match could shift probability significantly, particularly if either team loses a key positional player or starting pitcher. Recent form indicators from both clubs' preceding fixtures will provide concrete data on momentum heading into this matchup, with particular attention to offensive consistency and bullpen reliability in close games.

Methodology

This page tracks St. Louis Cardinals vs. Milwaukee Brewers across four political prediction venues. Live odds come from the Polymarket order book (the deepest political prediction-market book). Kalshi is the CFTC-regulated US alternative, Betfair the established UK sports-exchange with politics markets, Manifold the open play-money variant. PolyGram routes every trade through to Polymarket — at 0% fees.

Resolution & payout

Political markets typically settle on official candidate or agency confirmation. Polymarket uses UMA Optimistic Oracle: a proposer posts the outcome with a bond, the two-hour window opens, then the smart contract pays USDC.

Kalshi settles USD via CFTC clearinghouse, with clearly defined resolution sources (e.g. AP race calls for elections). Betfair settles after the official outcome is registered with the league or agency. Manifold is play-money.

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.

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 PolyGram?

Zero. PolyGram 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.