Luis Castillo extension: Mariners agree to five-year deal with righty, reportedly worth $108 million | CBS Sports Headlines Luis Castillo extension: Mariners agree to five-year deal with righty, reportedly worth $108 million The deal also reportedly comes with a unique Tommy John surgery clause ESN FeedsThis post was originally published … Continue reading Luis Castillo extension: Mariners agree to five-year deal with righty, reportedly worth $108 million