The New York Yankees signed 20-year-old Mariano Rivera out of Panama on Feb. 17 ... and the fact that it's his only true rookie card have helped make this one of the most valuable raw cards ...

NEW YORK – The best gift of Mariano ... Rivera would jog in from the bullpen in the eighth inning, "Enter Sandman" straining one final time through the Yankee Stadium speakers, to fix the mess ...

For the modern day card collector, it can mean that some ... One of the greatest to play the game, Ichiro is tracking on pace to join Mariano Rivera as another unanimous induction at 100% of ...