The Royals added outfielder Lane Adams, right-hander Michael Mariot and infielders Christian Colon and Cheslor Cuthbert to the roster. In corresponding moves, left-hander Noel Arguelles and infielder Irving Falu were designated for assignment.
The Royals had until Wednesday night to add players to their roster that they wanted to keep out of December’s Rule 5 draft, when other teams would have a chance to select them.
Paulino pitched well for the Royals in 2012, going 3-1 with a 1.67 ERA before having Tommy John surgery. He had a series of setbacks in rehab and never pitched in the majors this season.