[darwinbulldog]

According to my extensive research (i.e., quickly checking baseball-reference.com), these are the players of the very first game in NL history. How many of them do we have cards of? I have Sutton, who I assume is the easiest.

Elmer White
Deacon White
Ezra Sutton
Frank Sellman
Al Pratt
Charlie Pabor
Ed Mincher
James McDermott
Bobby Mathews
Bill Lennon
Gene Kimball
Bill Kelly
Wally Goldsmith
Jim Foran
Jim Carleton
Tom Carey
John Bass
Art Allison