Sinopsis dan Bocoran Ending The Deathless Devil (1972)

A young man discovers that he was adopted, and that his father was really a superhero named Copperhead. Like anyone who finds out such blood runs in his veins, he dons the Copperhead mask and goes into action. First on his list is the nefarious, mustached Dr. Satan, who has plans to steal technology that will let him control the world's robots and electronics. This technology belongs to a kindly p...