Teenage Mutant Ninja Turtles Fleer Trading Card Game Booster Pack Sewer Cover Cards, 1:36 packs, Mutant Ooze Cards, 1:72 packs 125-Card Regular Set-84 basic cards. 36 puzzle cards, 1:1 pack. 5 checklist cards, 1:6 packs. Parallel Set-125 gold parallel cards, 1:1 pack Insert Sets-20 previews, 1:4 packs. 10 sewer covers, 1:36 packs. 10 mutant ooze, 1:72 packs.