Getty Images/AP Images/Ringer illustration Alonso. Lindor. Grimace. The magical Mets have come so far, and they could keep going. Of all the little quirks and enormous moments that have defined the past few months for the New York Mets—the comeback at-bats and the lucky pumpkin; the McDonaldland mascots on the 7 train and that oddball, end-of-September doubleheader—one of the more classic details is that the team has a closer who is absolutely terrified to celebrate. Last Thursday, after Pete Alonso's go-ahead three-run homer in the top of the ninth lifted the Mets over Milwaukee to win the wild-card round, hurler Edwin Díaz demonstrated his postgame excitement by … treading lightly around the periphery of his teammates' bouncing dogpile and occasionally kinda swinging his arms. And Wednesday night, when Díaz struck out the Phillies' mighty Kyle Schwarber to wriggle his way out of a jam of his own making and clinch the Mets' NLDS win over Philadelphia in four games, he didn't jump up and down on the mound or get mobbed by the collective heft of his teammates, the way most happy closers do. No, Díaz kept his feet on the ground, prioritized his...