Castillo battled through five laborious innings for the M's on Sunday against the Toronto Blue Jays, earning the win, but ...

Austin Hays drove in four runs in his season debut, and the Cincinnati Reds beat Luis Castillo and the Seattle Mariners 8-4.

Castillo struggled against the Cincinnati Reds, going just 4.1 innings and giving up six earned runs. Unfortunately, this ...

In addition to the starting duo, the M's also have another Julio Rodríguez in the organization "We are duplicating names left ...

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

The Seattle Mariners reportedly turned down a recent trade offer for starting pitcher Luis Castillo. The following came from Bob Nightengale of USA Today in his ...

The Seattle Mariners are in desperate need of an offensive jolt, especially with the injuries to Victor Robles and Ryan Bliss ...

The Cincinnati Reds welcome their former ace Luis Castillo back home Tuesday night when they open a three-game series with the visiting Seattle Mariners. Both clubs are coming off three-game weekend ...

The Mariners have reportedly made pitcher Luis Castillo "off limits" in trade talks. "One club who offered a young infielder for veteran starter Luis Castillo, was told that Castillo remains ...

Seattle’s on-paper starting five of Logan Gilbert, George Kirby, Bryan Woo, Luis Castillo ... organization offered the Mariners a young infielder in exchange for Castillo in the aftermath ...