822 – Jax-Ur

In Adventure Comics #289 (Aug 1961), Superboy is amazed when Pa Kent seemingly acquires super-powers. After several mis-adventures where Super-Pa becomes increasingly evil, he unmasks “Pa Kent” as a Kryptonian criminal, Jax-Ur (making his first appearance). Superboy spares little time in sending Jax-Ur back into the Phantom Zone. The epilogue of the story explains that […]

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816 – Dev-Em’s Revenge

We first met the super-brat Dev-Em last month and Adventure #288 (July 1961) is the conclusion to this tale. Having arrived on Earth, Dev-Em lures Superboy into his suspended animation vehicle where he imprisons Superboy in the Phantom Zone. Dev-Em then crafts a mask to resemble Superboy and goes about committing horrific deeds, like destroying […]

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800 – Mon-El

Superboy #89 (April 1961), expands the Superboy/Superman/Legion mythos yet again by introducing another important character: Mon-El, also known as Lar Gand. After crash-landing on Earth, Superboy rescues the amnesiac young man who seems to have all the powers of a Kryptonian, carries a letter written in Kryptonese from Jor-El, and a locket expressing their love […]

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790 – The Phantom Zone

Mythos be busting out all over the place, with the introduction of another major element of Superman stories being introduced in Adventure Comics #283 (February 1961): The Phantom Zone! Superboy discovers some Kryptonian machines sent into space (by Jor-El of course) and learns about how the Phantom Zone was where Krypton placed its dangerous criminals […]

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667 – Klax-ar, the Kryptonian

In Superboy #67 (July 1958), a new Kryptonian makes his appearance in Smallville to taunt Superboy. Klax-ar claims it was he that destroyed Krypton with his “atron rays” for being exiled into space by a jury of scientists led by Jor-El. He agrees not to destroy Earth if Superboy willingly leaves Earth too. But Klax-ar […]

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413 – Not the Phantom Zone

Luthor manages to create a teleporting device in Action Comics #131 (February 1949). While committing crimes with them, he manages to accidentally teleport Superman, and then decides to trap him in “the 4th dimension”. While Superman is trapped there, he is invisible to everyone but can still move and see things that are going on […]

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