Batman must find a way of keeping a convict who has served his time alive during a prison break so that he can divulge information about corrupt politicians.
The price of "Detective Comics #421 (1937)-Very Good (3.5 – 5)" at Downtown Comics Annex is USD $20.00.
"Detective Comics #421 (1937)-Very Good (3.5 – 5)" is associated with the Batman brand.
The publisher of "Detective Comics #421 (1937)-Very Good (3.5 – 5)" is DC Entertainment.
The genre of "Detective Comics #421 (1937)-Very Good (3.5 – 5)" is Superheroes.
"Detective Comics #421 (1937)-Very Good (3.5 – 5)" falls under the category of Back Issues (Common).
The artist of "Detective Comics #421 (1937)-Very Good (3.5 – 5)" is Frank Robbins. The cover artist is Neal Adams.
The writer of "Detective Comics #421 (1937)-Very Good (3.5 – 5)" is Frank Robbins.