1991
Major League Sets
- 1991 Bowman
- 1991 Classic Collector's Edition
- 1991 Classic Series I
- 1991 Classic Series II
- 1991 Classic Series III
- 1991 Donruss
- 1991 Fleer
- 1991 Leaf
- 1991 O-Pee-Chee
- 1991 O-Pee-Chee Premier
- 1991 Score
- 1991 Score Rising Stars
- 1991 Stadium Club
- 1991 Studio
- 1991 Topps
- 1991 Topps Debut
- 1991 Topps Traded
- 1991 Ultra
- 1991 Upper Deck
Minor League Sets
- 1991 Classic Best
- 1991 Classic Draft Picks
- 1991 LineDrive AA
- 1991 LineDrive AAA
- 1991 ProCards Tomorrow's Heroes
Oddball Sets
Major League Team Sets
Minor League Team Sets
- 1991 ProCards Buffalo Bisons
- 1991 ProCards Columbus Clippers
- 1991 ProCards Durham Bulls
- 1991 ProCards Indianapolis Indians
- 1991 ProCards Madison Muskies
- 1991 ProCards Portland Beavers
- 1991 ProCards Scranton-Wilkes Barre Red Barons
- 1991 ProCards Southern Oregon A's
- 1991 ProCards Tacoma Tigers
- 1991 ProCards Toledo Mudhens
- 1991 ProCards Tucson Toros