38 cards in the set, I have 20/38:

Brad Johnson
Kurt Warner
Jack Youngblood
Jim Plunkett
Jim Kelly
Joe Montana
John Riggins
Jim Brown
Joe Namath
Ed "Too Tall" Jones
Trent Dilfer
Steve Young
Vinny Testaverde
Peyton Manning
Drew Brees
Jeff Blake
Torry Holt
Ricky Williams
Doug Flutie
Dan Marino
Roger Staubach
Dante Culpepper