Mariners get All-Star RHP Castillo for prospects Marte and Arroyo, 2 RHP - Seattle Sports
BREAKING: Mariners acquiring Reds ace Luis Castillo in blockbuster trade
Mariners prep for playoff push with trade for Reds' Luis Castillo - The Boston Globe
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What the Luis Castillo trade means for all-in Mariners and rebuilding Reds - The Athletic
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