The Seattle Mariners starting pitching rotation was the benchmark for health and consistency in 2024. The staff was the only one that had four pitchers start 3

Seattle considered multiple trade offers for veteran starter Luis Castillo this offseason. Here's why Jerry Dipoto and the Mariners never pulled the trigger.

The Twins checked in on Luis Castillo, but the Mariners don't appear to be trading the ace anywhere. Visit MLB Trade Rumors for more details.

The Seattle Mariners are not likely to deal the three-time All-Star, but an American League Central team has been interested in acquiring him.

The Mariners are cornering the market on right-handed pitchers named Luis Castillo. Seattle reached a Minor League deal with 29-year-old Luis Felipe Castillo on Tuesday, a source told MLB.com’s Mark Feinsand.