The Seattle Mariners opted to designate the outfielder for assignment earlier in the week.

Seattle Mariners Executive Vice President & General Manager of Baseball Operations Justin Hollander announced today the Mariners have acquired RHP Cooper Criswell from the New York Mets in exchange for cash considerations.

The Seattle Mariners provided more opportunity for this veteran right-hander than the Atlanta Braves evidently could.

While it may not be a spectacular splash like they could have made early in the offseason, the Mariners may focus on free agent second baseman Luis Arraez now

Once again, the Mariners can boast the deepest group of top-end Minor League talent in baseball. With the release of MLB Pipeline’s 2026 preseason Top 100 Prospects list, Seattle paces all clubs with seven ranked players.

The Seattle Mariners could lose their slugger, Eugenio Suárez, in free agency, but where could he look to sign?

The Seattle Mariners will be a regular presence on national TV, with the initial FOX, NBC and TBS schedules for the 2026 MLB season announced.

The Mets traded right-hander Cooper Criswell, who appeared in seven games for Boston last season, to the Mariners in exchange for cash.

The Seattle Mariners haven't been very active this offseason. Their only major move was re-signing Josh Naylor to a five-year, $92.5 million contract. They also