402 cards
Mariano Rivera
Ichiro Suzuki
Willie Mays
Nolan Ryan
Ted Williams
Mike Trout
Rickey Henderson
Bob Gibson
Sandy Koufax
Derek Jeter
Ichiro Suzuki
Jackie Robinson
George Brett
Don Mattingly
Willie Mays
Ken Griffey Jr.
Dwight Gooden
Frank Thomas
Mike Trout
Tony Gwynn
Ted Williams
Nolan Ryan
Mark McGwire
Mariano Rivera
Roberto Clemente
Derek Jeter
Frank Thomas
Don Mattingly
Cal Ripken
George Brett
Ichiro Suzuki
Rickey Henderson
Sandy Koufax
Willie Mays
Mark McGwire
Ken Griffey Jr.
Don Mattingly
Bob Gibson
Ichiro Suzuki
Jackie Robinson
Mike Trout
Mark McGwire
Dwight Gooden
Frank Thomas
George Brett
Mariano Rivera
Willie Mays
Derek Jeter
Dwight Gooden
Roberto Clemente
Cal Ripken Jr.
Ted Williams
Rickey Henderson
Bob Gibson
Tony Gwynn
Frank Thomas
Sandy Koufax
Jackie Robinson
Ken Griffey Jr.
Nolan Ryan
One entry per Base card — open a card to see all of its parallels. List 63 parallels and variants individually