Mets Articles Mets Opening Day Roster Set April 2, 2017 Mark Berman 0 Comments The Mets Opening Day roster is set. Here it is, according to a tweet from MLB.com’s Anthony DiComo: You may also like ... Day 2 Mets Lineup Much Different than Opening DayMets Set Roster: 8 Relievers, 4 on BenchMatt Harvey Gets Opening Day StartMets New Slogan: “Take the Damn Thing”