Pitcher Jake Brentz is on the Opening Day roster.

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The Kansas City Royals made a few moves Thursday to finalize their roster heading into their season opener at 3 p.m. at Kauffman Stadium.

Pitcher Jake Brentz and outfielder Kyle Isbel were added not just to the 40-man, both also the 26-man Opening Day roster. Both will make their major league debuts when they make their first appearances.

In corresponding moves, catcher Meibrys Viloria and pitcher Scott Blewett were designated for assignment.

Shortstop Adalberto Mondesi enters the season on the 10-day injured list.