Doctor satan

Copperhead is electrocuted in Doctor Satan's lab as he captures the Doctor and his thugs.

Dr. Satan, a mad scientist and sorceror, plans to take over the world. In order to do so, he wakes up three zombie slaves from the dead and attempts to make a deal with the devil. He sends his zombie servants to do harm to anyone who stands in his way. Will anyone be able to stop him?

Plutarco Satan returns, this time he's pitted against a rival evil organization intent on owning the very formula rumored to turn any metal into gold! Dr. Satan must go toe to toe with the vampiric black magician Yei Lin, in order to keep it out of their hands. The cost of failure? His eternal rest!

Doctor Satan drops the Copperhead through a trap door and activates a sliding wall in the cell beneath to crush him.

A mad scientist named Dr. Satan plots to steal key pieces of technology to enable him to build an army of robots based on his prototype to conquer America. The only one standing in his way is Bob Wayne, who fights Satan as the enigmatic Copperhead. Mysterious Doctor Satan is a 1940 film serial named after its chief villain. Doctor Satan's main opponent is the masked mystery man, "The Copperhead", whose secret identity is Bob Wayne, a man searching for justice and revenge on Satan for the death of his step-father. The serial charts the conflict between the two as Bob Wayne pursues Doctor Satan, while the latter completes his plans for world domination.