Characters, In order of Reference or Appearance:

Kid Stardust (Erik Xander)

Blessed by the power of the Sinstar, this teen superhero protects Earth from all kinds of extraterrestrial evils. Has been semi-preserved through cloning.

First Appearance: Spectacular Tales Vol. 1 #5 (1962)

The Many-Angled Man (Arnold Gilman)

Once he was a a humble scientist. One trip to the Furthest Reach transformed him into a monster beyond comprehension. While it was initially believed to have been mutated by cosmic rays, it was later discovered that he had made a pact with the Null-Worlders to gain horrific powers.

First Appearance: Amazing Kid Stardust Vol. 1 #23 (1964)

Sergeant Smash (Charlie “Goose” Giffen)

An American GI who gained superhuman physical strength, speed, and durability after being bombarded with nuclear rays. He's one of the oldest American superheroes.

First Appearance: America First Comics Vol. 1 #33 (1964)

The Man-Tank (Dr. Niles Boltzmann)

A multi-millionaire bio-engineer who turned his body into a living weapon in order to destroy communism and slaughter its advocates. He currently runs Boltz-Tech one of the most successful tech conglomerates in the world.

First Appearance: Spectacular Tales Vol. 1 #9 (1962)

Ataraxia Medlygar Ad Malyxia

The warrior princess of the planet Agorax and ambassador of Sector 9. Her greatest achievement was causing an incursion against the previous government of Agorax.

First Appearance: Spectacular Tales Vol. 1 #19 (1964)