SeattleTimes] 'There's only one Luis Castillo': A year later, blockbuster trade looks like win for Mariners, Reds : r/Mariners
Dodgers and Reds have discussed potential Luis Castillo trade
Reds acquire 4 prospects from Mariners for Luis Castillo
Mariners Reportedly Acquiring Luis Castillo from the Reds for a Huge Package (UPDATE) - Bleacher Nation
Reds: How much would is cost to sign Luis Castillo to a contract extension?
5 reasons why Yankees should make big trade offer for Reds' Luis Castillo
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Luis Castillo's trade value: Nine proposed deals for the Reds' right-hander - The Athletic
Luis Castillo Drawing Early Trade Interest - MLB Trade Rumors
Luis Castillo Is Going To Be a Mariner for Awhile
What would a Mets trade package for Luis Castillo look like?