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

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

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

Shuffled off is Danner, who has a chance to clear waivers and stick in Seattle’s system. Claimed off waivers in January, the ...

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

No, they're not the same dude. Yes, it's confusing. The Thursday starter was three-time All-Star Luis Miguel Castillo, ...

The Mariners optioned Castillo to Triple-A Tacoma on Thursday.

Castillo didn't factor into the decision Wednesday against the Astros after giving up four runs (three earned) on six hits and five walks in four innings. He struck out three.

It didn’t stretch the length of that 18-inning playoff game between these teams three seasons ago, but Tuesday night’s ...

The Luis Castillo that most in the Majors know by now had never actually met the Luis Castillo who joined the Mariners for a ...

Castillo is scheduled to make his next start Wednesday versus the Astros in Seattle, Matt Kawahara of the Houston Chronicle reports.

The Houston Astros are on the road to take on the Seattle Mariners Wednesday night. It’s time to continue our MLB odds series ...