No matter what, Mets must keep rookie catcher Francisco Alvarez on the teamMets have witnessed remarkable growth from Alvarez since calling him up5/24/2023, 6:41 PMAndy MartinoMLB InsiderNew York Mets catcher Francisco Alvarez (4) looks to the dugout for a signal in the eighth inning of the MLB National League game between the Cincinnati Reds and the New York Mets at Great American Ball Park in downtown Cincinnati on Tuesday, May 9, 2023. / Sam Greene/The Enquirer / USA TODAY NETWORK