Eve Eden was the daughter of Senator Wayne Eden and Maggda Eden. Eve inherited the ability to cross dimensions through the shadows from her mother, a Princess from the Land of the Nightshades. As a superhero adventurer, under the alias Nightshade, she was a longtime partner of Captain Atom.
- Darkness Manipulation: Can change to semi-solid shadow form, requiring darkness or step into a shadow to change.
- Dimensional Travel: She can travel between the Earth realm and the Land of the Nightshades.
- Martial Arts: Eve is an accomplished martial artist, having been tutored by Tiger, the former partner of the World War II era superhero Judomaster.
- Black Light Beam
- Ebony Bomb
- Black Cloud
- Motorized skateboard
- Eve Eden actually has blond hair and wears a black wig as Nighshade.
- This version of Nightshade, including all history and corresponding appearances, was erased from existence following the collapse of the original Multiverse in the 1985–86 Crisis on Infinite Earths limited series. Even though versions of the character may have since appeared, this information does not apply to those versions.
- This Nightshade version is considerably less powerful than her modern counterparts.
- 18 Appearances of Eve Eden (Earth-Four)
- 2 Images featuring Eve Eden (Earth-Four)
- Quotations by or about Eve Eden (Earth-Four)
- Character Gallery: Eve Eden (Earth-Four)