The Black Marvel stops a group of criminals who have sabotaged the power plant to provide cover to steal weapons to set themselves up as the local criminal power. In the middle of this story, we see the Black Marvel's origin as a white man who successfully completes the physical trials to take over the position of the dying chief of the Blackfeet tribe after all of the tribe's braves had failed.; A Russian scientist tries to drug Cap into becoming a communist.; Sub-Mariner, as a boy, learns that he can live outside of water indefinitely.