Mets promoting prospect Nick Morabito to replace Austin Slater on the roster

The Mets are designating outfielder Austin Slater for assignment, with his replacement on the active roster being outfield prospect Nick Morabito . In addition moves, the Mets selected left-handed pitcher Anderson Severino to the major league roster before optioning him to Triple-A Syracuse, and transferred Clay Holmes to the 60-day IL. Morabito, 23, is hitting .

253/. 364/. 390 with four homers, six doubles, one triple, and 14 stolen bases in 41 games for Syracuse this season in what is his first taste at the level.

He spoke to reporters before Tuesday's game against the Washington Nationals, a team he grew up rooting for, and said he got the call "pretty late" on Monday night that he was getting called up and said the last 12 hours have been "kind of hectic. " "Just do my best out there and be the [best] player I can be," Morabito said of the Mets' expectations of him. "Go out there and have fun and just try and help this team win.

" Morabito has been a weapon against left-handed pitchers this year, posting a . 936 OPS (his OPS against righties is . 702).