What Luis Castillo's extension with Seattle says about the Cincinnati Reds - Redleg Nation
Nick Castellanos, the delayed 2020 season, and how opt-out clauses will impact Reds moves - Red Reporter
Nicholas Castellanos reportedly signing with Cincinnati Reds
Nick Castellanos Doesn't Opt Out Of Reds Contract - MLB Trade Rumors
Nick Castellanos doesn't opt out of Reds contract
Ex-Red Nick Castellanos Obliquely Comments on Cincinnati's Lack of 'Investment' in Players, Sports & Recreation, Cincinnati
Nick Castellanos declines qualifying offer from Cincinnati Reds
Nick Castellanos, the delayed 2020 season, and how opt-out clauses will impact Reds moves - Red Reporter
What's next for Reds once Nick Castellanos makes opt out decision?
Nick Castellanos signs with Reds, so where do the Giants go from here? – Daily Democrat
Dodgers Trade Rumors: LA Discussing Corey Kluber, Nick Castellanos, News, Scores, Highlights, Stats, and Rumors
Phillies Outfielder Nick Castellanos Acknowledges Meme in Instagram Post
Reds' Castellanos returns to ballpark where he's comfortable, Taiwan News