Home Marvel Comics Mutant X #18A “The Adventures of Superman #521A” has been added to your cart. View cart Mutant X #18A$3.00 Mutant X #18A quantity Add to cart Trade Request Store Support SKU: 75960604690401800 Category: Marvel Comics Tags: Action, Adventure, Super-Heroes Dan's Store Report Abuse Related products The Adventures of Superman #529A $1.00 DC ComicsAdd to cart Trade Request The Amazing Spider-Man, Vol. 2 #56A/497 $2.00 Marvel ComicsAdd to cart Trade Request The Amazing Spider-Man, Vol. 2 #2B $14.00 Marvel ComicsAdd to cart Trade Request The Adventures of Superman #531A $1.00 DC ComicsAdd to cart Trade Request