Castellanos opts out of Reds contract to become free agent, report says
Nick Castellanos looking like an MVP for Cincinnati Reds
Nick Castellanos gets into heated exchange with reporter
Nick Castellanos To Exercise Opt-Out Clause - MLB Trade Rumors
How Nick Castellanos' time in Cincinnati — and a meeting with a Reds icon — helped set him up for Year 2 with the Phillies
Phillies discuss signing Nick Castellanos: source
Reds Sign Nick Castellanos - Diamond Digest
Nick Castellanos opts out of Cincinnati Reds contract, according to reports
Nick Castellanos introduced by Reds
For Outfielder-Starved Phillies, Castellanos a Necessary Overpay
Former Tigers star Nick Castellanos signs $100 million contract with Phillies