Okert will serve as an opener for the Marlins on Sunday against the Phillies, Jordan McPherson of the Miami Herald reports.

EDGE Analysis

With the Phillies having Kyle Schwarber and Bryce Harper among their first three hitters, a left-handed opener makes sense. It's not clear who the Marlins will use as a bulk reliever, but Bryan Hoeing and Edward Cabrera would seem to be candidates.