Mary Marvel Garland. Mary was introduced in "Captain Marvel Adventures" #18 as Mary Bromfield, a girl who discovers she is the long lost sister of Captain Marvel's alter ego Billy Batson. Soon after her introduction, Mary Marvel headlined "Wow Comics", and by 1945 had her own "Mary Marvel" book. She also appeared in "The Marvel Family" book with Captain Marvel and Captain Marvel Jr. In her solo adventures, Mary soon gained sidekicks in her kindly Uncle Marvel, who was not actually her uncle nor a Marvel, and his similarly nonpowered niece, Freckles Marvel. Uncle Marvel was eventually made the Marvel Family’s manager,
Ego the Living Planet was released back into the Universe, only to be approached by the Worldmind to join the new Nova Corps. Ego supplants Worldmind and brainwashes the Corps. Nova manages to defeat Ego and free Worldmind by lobotomizing the Living Planet. When Ego resurfaces his personality on his body, Nova stargates Mindless Ones into Ego's brain, causing pain to the Living Planet and forcing him to stargate away. Ego learns he was one of two sentient bodies created by the Stranger for a science experiment, and that his brother Alter-Ego has been held in captivity by the Collector since birth. While Ego