Reds rumors: Don't overreact if Nick Castellanos opts out of his contract
Reports: Nick Castellanos to sign with Phillies
Castellanos opts out of contract, now a free agent
Phillies, Nick Castellanos agree to five-year, $100 million deal
Reds are favorite to sign Cubs free agent outfielder Nick Castellanos, report says – NBC Sports Chicago
MLB transactions update: Sean Doolittle, Andrew McCutchen, Cincinnati Reds fire sale continues - Athletics Nation
Report: Nick Castellanos 'Likely' to Opt Out of Reds Contract, Test MLB Free Agency, News, Scores, Highlights, Stats, and Rumors
Ex-Cubs outfielder Nicholas Castellanos, Reds agree to contract - Chicago Sun-Times
FFFFFFFFFUUUUUN: Nick Castellanos Reportedly Signing with the Reds (UPDATES) - Bleacher Nation
MLB trade rumors: Yes, the Tigers should sign Nicholas Castellanos - Bless You Boys