Is Boston done building its roster? Who plays second base? What can be expected from Masataka Yoshida?

With Ceddanne Rafaela back in center the Red Sox are strong in the outfield, and could have more depth than they need.

Narvaez, acquired in the offseason from the Yankees, will battle to be Boston’s backup catcher.

Duran, who finished eighth in AL MVP voting last season, agrees to a one-year deal worth $3.75 million.

Boston wants Devers, in the second year of a $313.5 million extension, to be the face of the franchise.

Boston’s has lacked starting pitching depth the last few years but has addressed that issue through trades and free agency.

The former Dodgers star can earn an addition $2.5 million in performances bonuses.

Boston has added pitching depth, but could use another talented veteran in relief.