MLB Miami Marlins Michael Petersen

Michael

Petersen

MLB: Miami Marlins at Oakland Athletics

Miami Marlins promote Gabe Kapler to general manager amid several front office moves

Kapler will be the club’s sixth general manager after beginning his tenure with the Marlins in 2024 as an assistant GM focusing on player, coaching and staff development.

Associated Press,

Associated Press,

Michael Petersen

MIA Relief Pitcher #70

Marlins call up Petersen from Jacksonville
Michael Petersen

MIA Relief Pitcher #70

Marlins expected to promote Michael Petersen
Michael Petersen

MIA Relief Pitcher #70

Marlins acquire RHP Petersen from Braves in trade
Michael Petersen

ATL Relief Pitcher #70

Braves designate RHP Petersen for assignment
Michael Petersen

ATL Relief Pitcher #70

Braves option Michael Petersen back to Triple-A

MLB Hot Stove Report: Devin Williams to Mets, Ryan Helsley to Orioles, and a fun Red Sox trade

James Schiano,

James Schiano,

MLB Free Agent Tracker 2025-26: Latest signings, top players, and biggest offseason deals

D.J. Short
,

D.J. Short
,

Fantasy Baseball Dynasty Rankings: Shohei Ohtani reigns, Roman Anthony skyrockets, Konnor Griffin headlines next wave

George Bissell,

George Bissell,

Dylan Cease, Blue Jays reportedly agree to seven-year deal: Contract details, fantasy impact

Christopher Crawford
,

Christopher Crawford
,

Red Sox acquire Sonny Gray from Cardinals: Roster impact, fantasy fallout from trade

James Schiano,

James Schiano,

Mets, Rangers reportedly agree to Brandon Nimmo/Marcus Semien trade: Roster impact, fantasy fallout

Eric Samulski,

Eric Samulski,