Castillo didn't factor into the decision in Saturday's Cactus League game against San Diego after giving up two runs on five hits over 4.2 innings. He struck out four.

After the Mariners announced Logan Gilbert as the opening day starter, Luis Castillo was super happy for his teammate.

Logan Gilbert shared his honest thoughts on earning the Mariners' Opening Day starting nod over Luis Castillo.

After weeks of debate, intrigue and what Dan Wilson called “a very tough decision,” the Mariners manager and Seattle’s front ...

Gilbert, who is entering his fifth year in the majors, put up the numbers in 2024 to lead just about any staff in baseball, ...

In an organization filled with talented starting pitching, spanning from the major-league roster to the complex in the ...

Major League Baseball's 2025 Opening Day is less than two weeks away. As such, it is never too early to keep tabs on each ...

On a day when he was given some disappointing news, Castillo once again proved why his nickname is “The Rock,” pitching three ...

Major League Baseball's 2025 Opening Day is less than two weeks away. As such, it is never too early to keep tabs on each ...

Randy Arozarena homered and Luis Castillo pitched into the fifth in the Mariners loss to their complex partners.

The Seattle Mariners starting rotation is the strength of the team. And it was announced by manager Dan Wilson on Saturday ...

The Mariners pitcher will be throwing another live bullpen with less restrictions on Sunday. He's supposed to be back in the ...