Edmond Hamilton 
Magician of Mars 

His real name is Ul Quorn, but he is known throughout the Solar System as the Magician of Mars. With sheer scientific mastery and cunning he once terrorised the entire population of all nine planets — until Captain Future put an end to his evil deeds.Now Ul Quorn has broken loose from the escape-proof Interplanetary Prison — a feat that was believed impossible. His plan to obtain wealth and power is more ingenious than ever before and more deadly to the System.Soon he will be master of the Universe. But first he must settle a score with Captain Future…