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,
Alter ego first recognized in the 1730s. Anton Mesmer used hypnosis to separate the alter ego. These experiments showed a behavior pattern that was distinct from the personality of the individual when he was in the waking state compared with when he was under hypnosis. Another character had developed in the altered state of consciousness but in the same body. "Alter ego" is also used to refer to the different behaviors any person may display in certain situations. Related concepts include avatar, doppelgänger, impersonator, and dissociative identity disorder (DID). Alter ego An alter ego (Latin for "other self") is a second self,