Castillo sharp, Mariners blank Jays 4-0 in wild-card opener
Luis Castillo dominates, Ty France plays hero in Mariners' season-opening win over Guardians
Mariners held to 1 hit, Luis Castillo tagged in 4-1 loss to A's
Mariners waste gem from Luis Castillo, go quietly against Rangers
Mariners Acquire Luis Castillo - MLB Trade Rumors
Mariners ace Luis Castillo ready for challenge of slowing down Astros in Game 2 of ALDS, Mariners
Luis Castillo rocked as Mariners play a clunker in 9-4 loss to Red Sox, National Sports
Castillo, Crawford lead Mariners to 4-0 win over D-backs - Seattle Sports
Luis Castillo shuts down Pirates as Mariners coast to victory, National Sports
Breaking: Reds trade Luis Castillo to Mariners for Noelvi Marte, Edwin Arroyo, and two other minor leaguers - Red Reporter
Trade Central: Reds Trade Luis Castillo To Mariners For Prospect Haul — College Baseball, MLB Draft, Prospects - Baseball America