Home comic book high grade raw Sub-Mariner #012 “Action Comics #257” has been added to your cart. View cart 🔍 Sub-Mariner #012 Grade 9.2 $120.00 CAD In stock Sub-Mariner #012 quantity Add to cart SKU: ITM697278 Categories: comic book, high grade raw Tags: silver age (1956-69), superhero Additional information Grade 9.2 Related products Action Comics #256 $25.00 CAD Add to cart Fantastic Four #046 $135.00 CAD Add to cart DC Special #010 $45.00 CAD Add to cart Journey Into Mystery #121 $50.00 CAD Add to cart