Home comic book high grade raw Uncanny X-Men #221 “Action Comics #251” has been added to your cart. View cart SOLD OUT🔍 Uncanny X-Men #221 Grade 8.0 $50.00 CAD First appearance Mr. Sinister. Out of stock SKU: CSAITM407092 Categories: comic book, high grade raw Tags: copper age (1980-90), first appearance, superhero Description Additional information First appearance Mr. Sinister. Grade 8.0 Related products Journey Into Mystery #122 $100.00 CAD Add to cart Journey Into Mystery #117 $40.00 CAD Add to cart Action Comics #282 $20.00 CAD Add to cart Fantastic Four #046 $135.00 CAD Add to cart