The 2003 Playoff Piece of the Game Player Collection Mark Mulder trading card is a limited edition sports memorabilia item, serial numbered out of 100. This single-insert card features a piece of game-used material from the Oakland Athletics pitcher, making it a valuable collectible for fans and collectors of baseball memorabilia. Manufactured by Playoff Corp. in 2003, this original card is a must-have for any Mark Mulder or Oakland Athletics memorabilia enthusiast, with free shipping included for added convenience.