There are now two Luis Castillos in the Mariners' rotation -- one nicknamed "The Rock," the other "The Pebble." Here's more ...

The Seattle Mariners also reinstated Jorge Polanco off the paternity list and optioned two players to Triple-A Tacoma.

Just two days after Luis Castillo threw 92 pitches in a seven-inning gem for the Mariners, they're set to start Luis Castillo ...

Dylan Moore homered off reigning AL Cy Young winner Tarik Skubal, drew a pair of walks and stole a base as the Seattle ...

T he Seattle Mariners announced Friday that they have selected the contract of RHP Luis F. Castillo, and have designated RHP ...

Luis F. Castillo will be making his first major league start. The 30-year-old has three MLB relief appearances under his belt ...

Before opening their first road trip of the season, the Seattle Mariners made a roster move to add their starting pitcher for ...

The Mariners started Luis Castillo on the mound on Wednesday.... and now they're starting him again on Friday?

In an interesting twist, the Mariners are expected to shuffle their rotation ahead of this weekend’s series vs. the Giants by ...

The Mariners plan to select right-hander Luis F. Castillo to start Friday’s game against the Giants, the club informed ...

For the second game in a row, the Mariners are expected to have a Luis Castillo start a game for them. Confused? You're ...

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