Home comic book Detective Comics #421 🔍 Detective Comics #421$20.00 CAD Grade 5.0 In stock Detective Comics #421 quantity Add to cart SKU: ITM819287 Categories: comic book, raw Tags: bronze age (1970-79), superhero Additional information Additional information Grade 5.0 Related products Action Comics #257 $25.00 CAD Add to cart Journey Into Mystery #117 $50.00 CAD Add to cart Action Comics #282 $20.00 CAD Add to cart Fantastic Four #046 $135.00 CAD Add to cart