Cyborg Superman asks for Superboy's help cleaning up Coast City, and then soundly defeats him when he arrives.
The price of "Adventures of Superman #503 [Direct]" at Hello Comics is USD $2.99.
The publisher of "Adventures of Superman #503 [Direct]" is DC Entertainment.
The genre of "Adventures of Superman #503 [Direct]" is Superheroes.
"Adventures of Superman #503 [Direct]" falls under the category of Back Issues.