Doctor Double X (Simon Ecks; originally called Doctor X and Double X) is a

supervillain A supervillain, supervillainess or supercriminal is a major antagonist and variant of the villainous stock character who possesses Superpower (ability), superpowers. The character type is sometimes found in comic books and is often the primary ...

appearing in comics 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 ...

. He has fought

Batman Batman is a superhero who appears in American comic books published by DC Comics. Batman was created by the artist Bob Kane and writer Bill Finger, and debuted in Detective Comics 27, the 27th issue of the comic book ''Detective Comics'' on M ...

several times in

Gotham City Gotham City ( ), or simply Gotham, is a fictional city in the Northeastern United States that serves as the primary city appearing in American comic books published by DC Comics. It is best known as the home of the superhero Batman and his List ...

Publication history

Doctor Double X first appeared in ''

Detective Comics ''Detective Comics'' (later retitled as ''Batman Detective Comics'') is an American comic book series published by Detective Comics, later shortened to DC Comics. The first volume, published from 1937 to 2011 (and later continued in 2016), is ...

'' #261 (November 1958), and was created by writer Dave Wood and artists Bob Kane and Sheldon Moldoff.

Fictional character biography

Simon Ecks is a scientist who discovers that human auras can be enhanced to function outside of the body. Using this knowledge, he creates an energy clone dubbed Double X and battles

and Robin on several occasions. In ''

The New 52 The New 52 was the 2011 revamp and relaunch by DC Comics of its entire Line (comics), line of ongoing monthly superhero American comic books, comic books. Following the conclusion of the "Flashpoint (comics), Flashpoint" Fictional crossover, cros ...

'', Ecks' energy clone is depicted as a

Tulpa A tulpa is a materialized being or Thought-Forms, thought-form, typically in human shape, that is created through spiritual practice and intense concentration.Rojcewicz, P.M., 1987. The "men in black" experience and tradition: analogues with the ...

and is vulnerable to Nth Metal due to being a spirit.

Powers and abilities

Doctor Double X's energy-duplicate shares his consciousness, but can also act alone. It also has the powers of flight, super strength, and creating energy blasts, but requires regular infusions of electrical energy to sustain itself or else it will become dormant.

In other media

Television

* Doctor Double X appears in '' Batman: The Brave and the Bold'', voiced by

Ron Perlman Ronald N. Perlman (born April 13, 1950) is an American actor. His credits include the roles of Amoukar in ''Quest for Fire (film), Quest for Fire'' (1981), Salvatore in ''The Name of the Rose (film), The Name of the Rose'' (1986), Vincent in th ...

. A green check mark indicates that a role has been confirmed using a screenshot (or collage of screenshots) of a title's list of voice actors and their respective characters found in its credits or other reliable sources of information. * Simon Ecks appears in '' Young Justice: Outsiders'', voiced by Troy Baker. This version is a geneticist and ally of Baron Bedlam who can create clones of himself.

Film

* According to concept art, Doctor Double X was originally planned to appear in '' The Lego Batman Movie''. * Doctor Double X makes a non-speaking cameo appearance in '' Scooby-Doo! & Batman: The Brave and the Bold''.

Miscellaneous

Doctor Double X appears in '' Justice League Adventures'' #29. This version became stranded in "Dimension X", a zone located between space, after stealing a teleportation device from Japanese scientist Ryko. In the present, Double X uses the device to wreak havoc on Earth before the Justice League defeats him and he is imprisoned.

References

External links

Doctor Double X
at DC Comics Wiki
Doctor Double X
at Comic Vine {{Batman characters Batman characters Characters created by Bob Kane Characters created by Sheldon Moldoff Comics characters introduced in 1958 DC Comics characters with superhuman strength DC Comics male supervillains DC Comics metahumans Fictional characters who can duplicate themselves Fictional inventors in comics Fictional parapsychologists