Topps MLB 2013 Factory Trading Card Set Appeals to both baseball fans and card collectors Bonus, one 5-card pack of rookie cards exclusive to this set; Each set will have the same 5 card pack, with special edition version rookie cards of these players, exclusive to this set Standout players in the 2013 Topps set include the rookie cards of Dylan Bundy, Darin Ruf, Mike Olt, Manny Machado, Jurickson Profar and Shelby Miller to name just a few