Barring a scoring change, J.T. Realmuto, at 35 years and 195 days, is the 3rd-oldest catcher in postseason history with a triple, younger than only:
1938 WS G1 Gabby Hartnett 37y 289d
1916 WS G1 Jack Meyers 36y 70d
With one last year, too, he’s the only catcher with 2+ PS 3B at 33+