Reds acquire 4 prospects from Mariners for Luis Castillo
Mariners get All-Star RHP Castillo for prospects Marte and Arroyo, 2 RHP - Seattle Sports
Luis Castillo guides Mariners past A's in series opener
Luis Castillo sharp, Mariners blank Blue Jays 4-0 in wild-card opener
Luis Castillo traded to Mariners: The starts that defined Reds career
Mariners Lineup: Castillo gets start as M's aim to tie ALDS vs Astros - Seattle Sports
Mariners Acquire Luis Castillo - MLB Trade Rumors
Grading the Mariners-Reds, Luis Castillo MLB trade deadline deal
Who will start for Reds following trades of Castillo, Mahle?
Luis Castillo trade takes Mariners beyond ending the playoff drought - Sports Illustrated