Why the Mariners traded for Luis Castillo and what it means for teams pursuing Juan Soto
Reds trade ace Luis Castillo to Seattle Mariners
Mariners get All-Star RHP Castillo for prospects Marte and Arroyo, 2 RHP - Seattle Sports
Luis Castillo stars in Seattle Mariners' first playoff win since 2001
Luis Castillo traded to Mariners: The starts that defined Reds career
Luis Castillo loses perfect-game bid in 7th in Mariners' win
Dodgers Rumors: MLB Expert Reveals Full List of Teams Vying for Luis Castillo - Inside the Dodgers
Reds and Dodgers have discussed a Luis Castillo trade - Redleg Nation
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Luis Castillo Rumors: Ranking the Cincinnati Reds Pitcher's 5 Most Likely Trade Destinations