1990 Fleer Baseball Cards Complete Factory set of 660 Cards + 45 Stickers - I... The 1990 Fleer set contains 660 standard-size cards. Card fronts feature white outer borders with ribbon-like, colored inner borders. The set is again ordered numerically by teams based upon the previous season's record. Subsets include Decade Greats (621-630), Superstar Combinations (631-639), Rookie Prospects (640-653) and checklists (654-660). Rookie Cards of note include Moises Alou, Juan Gonzalez, David Justice, Sammy Sosa and Larry Walker.