Despite the lack of baseball being played, there will still be plenty of activity to keep an eye out for.
For 28 of the 30 MLB teams, the offseason is quickly heating up. Although trade negotiations and free agent talks won't fully take off until the conclusion of the World Series, teams are already assessing their rosters and financial limitations to hit the ground running once things get into full swing.
So while there may not be any Mariners baseball actively being played, there are still a few key dates for fans to know if they want to keep track of how their team will look heading into 2026.