Gim Allon, also known as Colossal Boy, Leviathan, and Micro Lad, is a superhero appearing in books published by

DC Comics DC Comics (originally DC Comics, Inc., and also known simply as DC) is an American comic book publisher owned by DC Entertainment, a subsidiary of Warner Bros. Discovery. DC is an initialism for "Detective Comics", an American comic book seri ...

, primarily as a member of the

Legion of Super-Heroes The Legion of Super-Heroes is a superhero team appearing in American comic books published by DC Comics. Created by writer Otto Binder and artist Al Plastino, the Legion is a group of superpowered beings living in the 30th and 31st centuries of t ...

in the 30th and 31st centuries. Created by writer Jerry Siegel and artist Jim Mooney, the character first appeared in '' Action Comics'' #267 (August 1960). He has gone by a variety of

superhero A superhero or superheroine is a fictional character who typically possesses ''superpowers'' or abilities beyond those of ordinary people, is frequently costumed concealing their identity, and fits the role of the hero, typically using their ...

names over the past several decades, although Colossal Boy is the first and most common. After realizing that Gim Allon's surname Allon was of Israeli origin, writer Paul Levitz identified the character as

Jewish Jews (, , ), or the Jewish people, are an ethnoreligious group and nation, originating from the Israelites of History of ancient Israel and Judah, ancient Israel and Judah. They also traditionally adhere to Judaism. Jewish ethnicity, rel ...

in 1980. In the 1990s, the entirety of the Legion of Super-Heroes were changed in what is referred to as a "reboot" of those characters' continuity, including Allon. Later on, these superheroes were again rebooted in what has been referred to as the "Threeboot".

Fictional character biography

Original continuity

Gim Allon is a human who gains the ability to increase his size after being exposed to a radioactive meteorite. With his parents' blessing, he joins the Legion of Super-Heroes as Colossal Boy. He has an unreciprocated crush on fellow Legionnaire Shrinking Violet, and the two eventually marry. For a time, Colossal Boy's mother Marte is President of Earth. During the "Five Year Gap" following the Magic Wars, Colossal Boy joins the Science Police as Earth falls under the control of the Dominators and withdraws from the United Planets. Amidst this, "Batch SW6", temporal clones of the Legionnaires, escape the Dominators' captivity.

1994 reboot

Following '' Zero Hour: Crisis in Time!'', which rebooted the Legion's continuity, Gim Allon is known as Leviathan and originates from a colony on Mars. He is the Legion's first leader, but resigns after one mission in favor of

Cosmic Boy Cosmic Boy (Rokk Krinn) is a superhero appearing in comics published by DC Comics. He is from the 31st century, and is a founding member and original leader of the Legion of Super-Heroes. Cosmic Boy has appeared in various media outside comics, p ...

and becomes deputy leader. Allon is later killed in battle with Doctor Regulus, with Shrinking Violet gaining his powers.

2004 reboot

In the " Threeboot", Gim Allon's species is created by Bizarro Brainiac. They are normally giant-sized and can shrink down to human size.

Post-''Infinite Crisis''

The events of '' Infinite Crisis'' restore an analogue of Colossal Boy and the pre-'' Crisis'' Legion to continuity. Colossal Boy makes further appearances in '' Doomsday Clock'' and '' The New Golden Age'', where Doctor Manhattan erases him and the Legion from existence before

Superman Superman is a superhero created by writer Jerry Siegel and artist Joe Shuster, which first appeared in the comic book ''Action Comics'' Action Comics 1, #1, published in the United States on April 18, 1938.The copyright date of ''Action Comics ...

convinces him to restore them.

Powers and abilities

As Colossal Boy or Leviathan, Gim Allon can increase his size into many times normal height, with strength proportionate in

mass Mass is an Intrinsic and extrinsic properties, intrinsic property of a physical body, body. It was traditionally believed to be related to the physical quantity, quantity of matter in a body, until the discovery of the atom and particle physi ...

. He additionally possesses expertise in law enforcement. In the 2004 and 2019 reboots of the Legion of Super-Heroes, he is normally giant-sized and can shrink down to six feet tall. As a member of the Legion of Super-Heroes, Gim Allon is provided a Legion Flight Ring, which allows him to fly and survive in the vacuum of space and other dangerous environments. Brainiac 5 modified his ring so it would enlarge with him, supporting the additional mass.

In other media

Television

* Gim Allon as Colossal Boy makes a non-speaking cameo appearance in the ''

Justice League Unlimited ''Justice League Unlimited'' (''JLU'') is an American superhero animated series that was produced by Warner Bros. Animation with DC Comics in season 3 and aired on Cartoon Network. Featuring a wide array of superheroes from the DC Universe, and ...

'' episode "Far From Home". * Gim Allon as Colossal Boy appears in '' Legion of Super Heroes'', voiced by Adam Wylie.

Video games

Gim Allon as Colossal Boy appears as a character summon in '' Scribblenauts Unmasked: A DC Comics Adventure''.

Miscellaneous

* Gim Allon as Colossal Boy appears in '' Batman '66 Meets the Legion of Super-Heroes''. * Gim Allon as Colossal Boy appears in '' Teen Titans Go!'' #25.

References

{{DEFAULTSORT:Allon, Gim Characters created by Jerry Siegel Characters created by Jim Mooney DC Comics aliens DC Comics American superheroes DC Comics characters with superhuman durability or invulnerability DC Comics characters with superhuman strength DC Comics extraterrestrial superheroes DC Comics male superheroes DC Comics metahumans DC Comics shapeshifters Fictional American Jews Fictional characters who can change size Fictional giants Fictional police officers Jewish superheroes Legion of Super-Heroes members