Geldoff is a

fictional character In fiction, a character (or speaker, in poetry) is a person or other being in a narrative (such as a novel, play, radio or television series, music, film, or video game). The character may be entirely fictional or based on a real-life person, ...

appearing in

American comic book An American comic book is a thin periodical originating in the United States, on average 32 pages, containing comics. While the form originated in 1933, American comic books first gained popularity after the 1938 publication of ''Action Comics'' ...

s published by

Marvel Comics Marvel Comics is an American comic book publishing, publisher and the flagship property of Marvel Entertainment, a divsion of The Walt Disney Company since September 1, 2009. Evolving from Timely Comics in 1939, ''Magazine Management/Atlas Co ...

. He first appeared in the

Ultimate Marvel Universe Ultimate Marvel, later known as Ultimate Comics, was an imprint of comic books published by Marvel Comics, featuring re-imagined and modernized versions of the company's superhero characters from the Ultimate Marvel Universe. Those characters ...

's ''

Ultimate Spider-Man ''Ultimate Spider-Man'' is a superhero comic book series that was published by Marvel Comics from 2000 to 2011. The series is a modernized re-imagining of Marvel's long-running Spider-Man comic book franchise as part of the company's Ultimate ...

'' #40 (July 2003) written by

Brian Michael Bendis Brian Michael Bendis (; born August 18, 1967) is an American comic book writer and artist. He has won five Eisner Awards for both his creator-owned work and his work on various Marvel Comics books.Bendis, Brian Michael and Oeming, Michael Avon, ' ...

with art from

Mark Bagley Mark Bagley (; born August 7, 1957) is an American comics artist. He has worked for Marvel Comics on such titles as ''The Amazing Spider-Man'', '' Thunderbolts'', ''New Warriors'', ''Venom'' and ''Ultimate Spider-Man'' and for DC Comics on ''Justic ...

. Geldoff was brought to Earth-616 by

Dan Slott Dan Slott (born July 3, 1967) is an American comic book writer, known for his work on Marvel Comics books such as ''The Amazing Spider-Man'', as well as '' She-Hulk'', ''Silver Surfer'', ''The Superior Spider-Man'', '' Tony Stark: Iron Man'', ''Th ...

and Christos N. Gage in '' Avengers: The Initiative'' #8 (February 2008), where he was given the code name, Proton.

Fictional character biography

Geldoff was a

Latveria Latveria is a fictional country appearing in American comic books published by Marvel Comics. It is depicted within the storylines of Marvel's comic titles as an isolated European country ruled by the fictional Supreme Lord Doctor Doom, suppose ...

n orphan who was experimented on in the

womb The uterus (from Latin ''uterus'', plural ''uteri'') or womb () is the organ in the reproductive system of most female mammals, including humans that accommodates the embryonic and fetal development of one or more embryos until birth. The uter ...

. While drunk at a party, Geldoff blew up random cars with his powers. Aware of Geldoff's rampages,

Spider-Man Spider-Man is a superhero appearing in American comic books published by Marvel Comics. Created by writer-editor Stan Lee and artist Steve Ditko, he first appeared in the anthology comic book '' Amazing Fantasy'' #15 (August 1962) in the ...

denounced his irresponsible behavior. When police arrived, Spider-Man was made to leave and Geldoff clung to the back of his costume as Spider-Man swung away. Spider-Man again tried to make Geldoff realize how irresponsible he had been. Spider-Man tried to convince him to use his abilities to help people, but Geldoff could not see why. When Spider-Man paused to foil a robbery in a shop below, Geldoff blew up a vehicle outside the shop, injuring those inside indiscriminately. Geldoff believed he had performed a good deed, and was shocked when an enraged Spider-Man attacked him. Geldoff angrily threatened to use his powers directly on the hero, but was interrupted by the arrival of the

X-Men The X-Men are a superhero team appearing in American comic books published by Marvel Comics, first appearing in Uncanny X-Men, ''The X-Men'' #1 by artist/co-plotter Jack Kirby and writer/editor Stan Lee in 1963. Although initially cancelled in ...

. Confronted by the mutants, Geldoff fainted. Geldoff was taken back to their

mansion A mansion is a large dwelling house. The word itself derives through Old French from the Latin word ''mansio'' "dwelling", an abstract noun derived from the verb ''manere'' "to dwell". The English word '' manse'' originally defined a property l ...

for examination. Awaking in a panic en route, Geldoff blew out the side of the plane. Later, at the mansion,

Professor Xavier Professor X (Charles Francis Xavier) is a fictional character appearing in American comic books published by Marvel Comics. The character is depicted as the founder and sometimes leader of the X-Men. Created by writer Stan Lee and artist/co-writ ...

telepathically sedated Geldoff and determined his experimental origins. Horrified, Xavier decided to present Geldoff to scientific organizations and the

United Nations The United Nations (UN) is an intergovernmental organization whose stated purposes are to maintain international peace and international security, security, develop friendly relations among nations, achieve international cooperation, and be ...

as proof of immoral and illegal genetic research. Spider-Man headed home, but not before the woozy Geldoff apologized for threatening him.

Powers and abilities

Geldoff can generate and discharge explosive energy balls. How this power effects living tissue is unknown, as he has yet to use it on anything organic. Geldoff himself seems immune to the energy.

Other versions

Earth-616

Geldoff was introduced into

Earth-616 In the fictional Marvel Comics multiverse, Earth-616 is the primary continuity in which most Marvel Comics titles take place. History of the term The term was first used in "Rough Justice", a story credited to both Alan Moore and Alan Davis p ...

(core

Marvel Universe The Marvel Universe is a fictional shared universe where the stories in most American comic book titles and other media published by Marvel Comics take place. Super-teams such as the Avengers, the X-Men, the Fantastic Four, the Guardians of ...

) by writers

and Christos N. Gage along with artist

Stefano Caselli Stefano Caselli (born 21 February 1978) is an People of Italy, Italian comic book artist best known for his work on the Marvel Comics title ''Avengers: The Initiative'', the mini-series ''Civil War: Young Avengers/Runaways'' and ''Secret Warriors ...

, as a

Fifty State Initiative ''Avengers: The Initiative'' is a comic book series from Marvel Comics. Written by Dan Slott and Christos Gage with artwork initially by Stefano Caselli, Steve Uy and Harvey Tolibao, the series deals with the aftermath of Marvel's "Civil War" s ...

recruit in '' Avengers: The Initiative'' #8 (February 2008) who arrives in the Camp Hammond training facility during the issue. Geldoff is seen in the following issue using the codename Proton during a combat training exercise when MVP clone KIA attacks. In the aftermath of the " Killed In Action" storyline, Proton is one of the recruits who presents a deceased Dragon Lord's ashes to his family. Making his first appearance outside ''Avengers The Initiative'', Proton is shown fighting a

Skrull The Skrulls are a fictional race of extraterrestrial shapeshifters appearing in American comic books published by Marvel Comics. The Skrulls first appeared in ''Fantastic Four'' #2 and were created by Stan Lee and Jack Kirby. They originated fro ...

invasion An invasion is a military offensive in which large numbers of combatants of one geopolitical entity aggressively enter territory owned by another such entity, generally with the objective of either: conquering; liberating or re-establishing con ...

New York City New York, often called New York City or NYC, is the List of United States cities by population, most populous city in the United States. With a 2020 population of 8,804,190 distributed over , New York City is also the L ...

in ''

Secret Invasion "Secret Invasion" is a comic book crossover storyline that ran through a self-titled eight-issue limited series and several tie-in books published by Marvel Comics from April through December 2008. The story involves a subversive, long-term in ...

'' #3. He is one of the characters who are shown to be killed during this issue, a scene later repeated in ''Avengers: the Initiative'' #16. ''Secret Invasion'' lead writer

commented on the death of Proton by saying that he had asked Dan Slott which character he could kill off, and stated that Slott had built characters for this exact purpose.

Inhuman

Another alternate version of Geldoff named Geldhoff (also created by Brian Michael Bendis) later appears during '' Inhumanity''. He is introduced as a Latverian teenager visiting the U.S. as part of a student exchange programs, and begins to manifest his dormant

Inhuman Inhuman may refer to: Comics *Inhumans, a fictional race in Marvel Comics ** ''Inhuman'' (comics), a comic book series focusing on Inhumans ** ''Inhumans'' (TV series), a television series set in the Marvel Cinematic Universe *Kristoff Vernard, ...

heritage after being exposed to the

Terrigen Mist The Inhumans are a fictional superhuman race of superheroes appearing in American comic books published by Marvel Comics. The comic book series has usually focused more specifically on the adventures of the Inhuman Royal Family, and many peopl ...

. After a brief scuffle with the

, he is kidnapped by

Monica Rappaccini Monica Rappaccini exists as a fictional character appearing in American comic books published by Marvel Comics. She first appeared in ''Amazing Fantasy'' vol. 2 #7 (2005), created by Fred Van Lente and Leonard Kirk. The character is depicted as a ...

of the A.I.M organization.''The Uncanny X-Men'' vol. 3 #15.INH. Marvel Comics.

In other media

In the ''

'', at a side of the Midtown High School's major stairs is written ''Geldoff Rules!!!''.

References

External links

* *
Ultimate Geldoff
at Marvel Directory
Geldoff (Ultimate)
at Marvel.com's Universe {{DEFAULTSORT:Geldoff Characters created by Brian Michael Bendis Characters created by Christos Gage Characters created by Dan Slott Characters created by Mark Bagley Comics characters introduced in 2003 Comics characters introduced in 2008 Superheroes who are adopted Fictional immigrants to the United States Marvel Comics mutates Marvel Comics superheroes Ultimate Marvel characters