 He also owns an atoll called Redemption Island located along the Tropic of Cancer in the Pacific Ocean, where he sends villains to be reformed.Two recurring enemies include rival evil hypnotist Tserpchikopf who turns out to be Jack the Ripper and Russian revolutionary Azef, based on a real-life figure.All 20 magazines were published by Eichler, starting in January 1909 – at the same time in France and translated in Germany.