Mets need four things to happen if they want J.T. RealmutoRealmuto wants out of Miami6/18/2018, 6:55 PMSep 19, 2017; Miami, FL, USA; Miami Marlins catcher J.T. Realmuto (11) rounds the bases after hitting a walk off solo home run in the tenth inning against the New York Mets at Marlins Park. Mandatory Credit: Jasen Vinlove-USA TODAY Sports / Jasen Vinlove