Super-Mystery Comics v2 #2

This anthology issue contains multiple stories: "Magno and Davey" face off against a villainous clown in a circus setting; "The Black Spider" investigates a sabotaged race car at a speedway, discovering that a mysterious woman has been tampering with the vehicle and must find her before tomorrow's race; and "Buckskin" battles phosphorescent animals in a nighttime confrontation, deducing that someone has deliberately exposed the creatures to phosphorus and determining he must find whoever is responsible for the dangerous beasts.