Most of the clubs in the league currently have a full 40-man roster, which means that just about every transaction requires a corresponding move. Some extra roster flexibility is on the way, however.

We knew the M's were going to have a lot of players leave for the World Baseball Classic, but there could be even more.

The Seattle Mariners are on the verge of a significant acquisition, with Brendan Donovan potentially joining the team. As the 2026 season approaches, many clubs face the challenge ...