An emerging opportunity could allow the Cardinals to trade an All-Star to the Mariners amid Seattle’s growing roster urgency.

The Cardinals are looking for top prospects in a Brendan Donovan deal and the Mariners and Giants are competing for the All-Star's services.

Trading Nolan Arenado, and quite possibly Willson Contreras, are foremost on the minds of the St. Louis front office.

A Nolan Arenado trade might force the Cardinals to pursue creative options. We break down the challenges and what St. Louis could do to make it work.

The Cardinals and right-hander Dustin May have agreed to a one-year contract, a source told MLB.com's Mark Feinsand on Saturday. The club has not confirmed the deal. Still just 28 years old, May entered free agency as one of the youngest and most intriguing players on the market.

May, who made 23 starts in 2025 between the Los Angeles Dodgers and Boston Red Sox, should slot in at the top of the Cardinals’ rotation.

The St. Louis Cardinals are headed for a big rebuild this offseason and they've already taken the first step toward doing so. They traded Sonny Gray to the Bost

The Arizona Cardinals have had a dreadful 2025 season, and as a result, could decide to shake up the roster in a big way this offseason.