MLB Showdown League

The 2003 MLB Showdown League promo set consisted of 59 cards. (eBay Link)

P01- Aaron Guiel

P02- Abraham Nunez

P03- Al Levine

P04- Armando Rios

P05- Aubrey Huff

P06- Brandon Berger

P07- Carlos Baerga

P08- Chris Richard

P09- Corky Miller

P10- Damaso Marte

P11- Darren Holmes

P12- Denny Hocking

P13- Erubiel Durazo

P14- Giovanni Carrara

P15- Joe McEwing

P16- Kerry Robinson

P17- Lenny Harris

P18- Mark DeRosa

P19- Mark Ellis

P20- Miguel Tejera

P21- Olmedo Saenz

P22- Pedro Feliz

P23- Tomas Perez

P24- Wendell Magee

P25- Willis Roberts

P26- Benito Santiago

P27- Mike Sweeney

P28- Fernando Vina

P29- Troy Glaus

P30- Barry Larkin

P31- Manny Ramirez

P32- Steve Finley

P33- Shannon Stewart

P34- Frank Thomas

P35- Jamie Moyer

P36- Jon Lieber

P37- Mark Mulder

P38- Roger Clemens

P39- Jorge Posada

P40- Corey Koskie

P41- Shawn Green

P42- Phil Nevin

P43- Gary Sheffield

P44- Craig Biggio

P45- Alan Embree

P46- Jesse Orosco

P47- Mike Stanton

P48- Brandon Duckworth

P49- Troy Percival

P50- Robb Nen

P51- Pee Wee Reese

P52- Freddy Garcia

P53- Luis Gonzalez

P54- Jim Thome

P55- Bernie Williams

P56- Ivan Rodriguez

P57- Ryan Klesko

P58- Jamie Moyer

P59- Roy Oswalt