Nick Castellanos doesn't opt out of Reds contract

Nick Castellanos To Exercise Opt-Out Clause - MLB Trade Rumors

Castellanos opts out of Reds contract to become free agent, report says

Nick Castellanos introduced by Reds

Stars aligning for Cincinnati Reds in all the wrong ways

Reds rumors: Don't overreact if Nick Castellanos opts out of his contract

Tucker Barnhart trade highlights two teams moving in opposite directions - Bless You Boys

Nick Castellanos' deep drive: The Reds outfielder continues to find the rhyme for his reason in first All-Star season - The Athletic

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Cincinnati Reds roster: Sign Nicholas Castellanos to a 4-year deal

Reds Nick Castellanos opts out of contract becoming free agent