Look, nothing suggests that Castillo is going ... I do think it's fair to have some concern about starting pitcher Luis Castillo as the regular season gets underway in three weeks.

it didn't look like that would be the case. When winter meetings were held during the second week of December in Dallas, it looked like Seattle's veteran starting pitcher, Luis Castillo ...

After an offseason filled with question marks about what the Mariners infield and lineup will look like in 2025 ... but trading veteran right-hander Luis Castillo — their highest paid player ...

The Seattle Mariners have reached an agreement with another pitcher named Luis Castillo, and the most astonishing part is that he's also Dominican, just like the current ace of their starting ...

While that's not surprising given that Gilbert made an All-Star appearance last year, it is noteworthy since Luis Castillo has made that start each of the last two seasons. ESPN MLB Insider Buster ...