Marvel Comics Fantastic Four #6 CGC 1.8 “Detective Comics #880 CGC 9.6” has been added to your cart. View cart $665.00 1 in stock Buy Now Category: Comic Books Description Description First Marvel villain team up. Second appearance of Doctor Doom and Silver Age Sub-Mariner. Related products Amazing Spider-Man #5 CGC 3.5 $1,295.00 Buy Now Avengers #232 CGC 9.0 $230.00 Buy Now Detective Comics #880 CGC 9.6 $400.00 Buy Now Amazing Spider-Man #50 CGC 4.5 $1,080.00 Buy Now All purchased items have a 15% Buyer’s Premium added.