Satan Demon implements a variety of new plans to discover the identity of Azteckaiser, including kidnapping Professor Hayami's daughter Kaoru-chan, and subjecting the professor to hypnotic brain-washing. There's a new enemy wrestler called Iron Buster, who looks like a leftover character design from Akumaizer 3. And we learn that the Satan Soldiers (Black Mist's masked goons) are so incompetent that even campy sportswriter Sakata-san is able to take out three of them.