After the Seattle Mariners traded Luis Castillo to the Chicago White Sox, MLB analysts praised the organization for getting ...

Logan Gilbert has a new job after the Luis Castillo trade: lead a Mariners rotation whose future has officially arrived.

Starting pitcher Luis Castillo's time with the Seattle Mariners has come to an end after he was traded to the Chicago White ...

Acquired in a trade from the Seattle Mariners, veteran right-hander Luis Castillo will make his first start for the Chicago ...

The Seattle Mariners added Taylor Ward and traded Luis Castillo at the 2026 deadline, but two sensible moves still left the ...

The Chicago White Sox have acquired pitcher Luis Castillo from the Seattle Mariners in a big multi-player trade.

SEATTLE (AP) — The Seattle Mariners have traded right-hander Luis Castillo to the Chicago White Sox in exchange for ...

The Mariners’ bullpen will get a boost via new acquisition Seranthony Domínguez on Tuesday, as the veteran is expected to ...

The White Sox, one season removed from a 102-loss campaign and currently leading the American League Central, made a splash ...

The White Sox get an innings-eater, and the Mariners get a reliever, a catching prospect and some salary relief.

The White Sox pulled off a massive pre-MLB Trade Deadline move with the Mariners, involving this quartet and Luis Castillo.

The worst kept secret in baseball was that the Mariners may have been finally willing to move some of their starting pitching ...