A Closer Look: The good and bad of Mariners' offseason so far - Seattle Sports
Mariners claim LHP Tayler Saucedo, invite 32 non-roster players to spring training
Mariners reportedly agree to sign AJ Pollock, roster comes into focus - The Athletic
Mariners Sign Casey Sadler to Minor League Contract, by Mariners PR
Fann: Mariners' top spring training competition resides in bullpen - Seattle Sports
Casey Sadler - MLB News, Rumors, & Updates
Seattle Mariners – From the Corner of Edgar & Dave
Seattle Mariners mailbag: Chasing Shohei Ohtani, trading George Kirby and more - The Athletic
Mariners expect to graduate out of rebuild into contention, Ap