Luis Castillo - Seattle Mariners Starting Pitcher - ESPN
Luis Castillo extension: Mariners agree to five-year deal with righty, reportedly worth $108 million
Luis Castillo (pitcher, born 1992) - Wikipedia
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Reds Trade Luis Castillo to Mariners for Massive Prospect Haul
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Luis Castillo - Seattle Mariners Starting Pitcher - ESPN
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Luis Castillo - Seattle Mariners Starting Pitcher - ESPN
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Luis Castillo - Seattle Mariners Starting Pitcher - ESPN
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Luis Castillo - Seattle Mariners Starting Pitcher - ESPN