In this MLB mock trade, the Boston Red Sox send star third baseman Alex Bregman to the Seattle Mariners in exchange for ace ...

Brady Farkas talks about Seattle Mariners pitcher Luis Castillo's diminishing stuff and what that can look like. It can be really good and really bad at times and it's up to the manager and pitching ...

As Luis Castillo came set for what he thought would be his final pitch of the night, he had his trademark fist clench ready ...

The veteran Mariners pitcher put together his best outing of the season and clinched a series win for his team Saturday.

Here's a look at the pitching matchups for the series between Seattle and Detroit: Luis Castillo is coming off arguably his ...

The Seattle Mariners are officially in the final leg of their most daunting stretch of the season. The Mariners will close ...

Luis F. Castillo is sticking with the Orioles after clearing waivers following a DFA. Read more at MLB Trade Rumors.

The Mariners swept the Pittsburgh Pirates over the holiday weekend, thanks to great outings from Bryan Woo, Luis Castillo and ...