One of the Seattle Mariners' top pitching prospects, right-hander Ryan Sloan, dominated in his most recent Double-A start.

The Seattle Mariners farm system is continuing to yield positive results for the team. The Mariners called up the top ...

After falling out of the rankings over the offseason, Seattle Mariners shortstop Felnin Celesten is one of MLB Pipeline's top ...

Seattle Mariners pitching prospect Kade Anderson continued his stellar first pro season with his sixth scoreless start of the year.

The Seattle Mariners should offer the following bold trade for Tigers ace Tarik Skubal that Detroit would have to seriously consider now.

The headliner in the Brendan Donovan trade accomplished a rare feat in his latest start at Double-A.

Finding high-end prospects in the minor leagues before their MLB debuts can not only save your fantasy team a lot of FAAB ...

Best one-two tandem in minor-league baseball? It’s hard to argue with the results for the Mariners’ top pitching prospects. One night after Kade Anderson posted another dazzling start for Double-A ...

The Seattle Mariners announced a roster shuffle on Monday. The team optioned infielder Leo Rivas and reliever Domingo González to AAA Tacoma. Subsequently, the team activated Patrick Wisdom off the 10 ...

The Seattle Mariners have promoted top prospect Colt Emerson to the majors and he'll make his debut Sunday afternoon against the San Diego Padres.

The Mariners are promoting top prospect Colt Emerson to the majors. He arrived at T-Mobile Park before the start of Sunday's game.

Periodically throughout the year, MLB Pipeline updates its top 100 prospects chart, where MLB experts and prospect evaluators rank the 100 best minor league prospects in baseball. In their latest ...