Teenage Mutant Ninja Turtles Adventures #1 CGC 9.8. Display your slabbed books for free at myslabbedcomics. The item "Teenage Mutant Ninja Turtles Adventures #1 CGC 9.8" is in sale since Wednesday, December 2, 2020. This item is in the category "Collectibles\Comics\Copper Age (1984-1991)\Movie & TV".collectibles" and is located in Reading, Massachusetts. This item can be shipped worldwide.