The Detroit Tigers scouted the Dominican Winter League, featuring MLB players such as Robinson Cano, Marcell Ozuna and Jose Siri, in the Dominican Republic this offseason in search of underrated talent with upside.
One player emerged as the top priority to sign: 26-year-old right-handed reliever Luis Castillo (unrelated to Cincinnati Reds starter Luis Castillo, a 29-year-old on the trade block).