• Rex Mundi (Dark Horse Comics)
  Rex Mundi (Dark Horse Comics)
  Rex Mundi is an American comic book series published by Image Comics and Dark Horse Comics , written by Arvid Nelson and drawn by Argentinian artist Juan Ferreyra...
  
  , a comic book series
• Rex Mundi (Malibu Comics)
  Rex Mundi (Malibu Comics)
  Rex Mundi is a fictional immortal character from Malibu Comics' Ultraverse imprint. He has played important behind-the-scenes roles in most of the Ultraverse's major events, beginning with the downfall of the Fire People...
  
  , a fictional character in Malibu Comics' Ultraverse imprint
• Rex Mundi (band), an alternative rock band from Glasgow, Scotland, UK
• Boy Hagemann, progressive trance producer from the Netherlands
• Rex Mundi High School
  Rex Mundi High School
  Rex Mundi High School is a former Catholic high school in Evansville, Indiana. Famous alumni include Bob Griese. Its name comes from the Latin King of the World. The premises are now used for Ivy Tech....
  
  , a former Catholic high school in Evansville, Indiana, USA
• Richard Markle
  Richard Markle
  Richard Markle was a poet, an artist, and a celebrated, meticulous rotoscope artist lead. His most recent movie work was on Charlotte's Web, where he "created" Templeton the rat. Earlier he worked on Hellboy, a movie based on the Dark Horse Comics character. He also worked on many commercial...
  
  , a rotoscope artist who used then pen-name Rex Mundi
• Rex Mundi, a character in Robert Rankin
  Robert Rankin
  Robert Fleming Rankin is a prolific British humorous novelist. Born in Parsons Green, London, he started writing in the late 1970s, and first entered the bestsellers lists with Snuff Fiction in 1999, by which time his previous eighteen books had sold around one million copies...
  
  's "Armageddon" trilogy

See also

• Cyrus the Great
  Cyrus the Great
  Cyrus II of Persia , commonly known as Cyrus the Great, also known as Cyrus the Elder, was the founder of the Achaemenid Empire. Under his rule, the empire embraced all the previous civilized states of the ancient Near East, expanded vastly and eventually conquered most of Southwest Asia and much...
  
  , so described on the Cyrus cylinder
• "King of the World" (song), the last track on Steely Dan's album Countdown to Ecstasy
• The King Kong Show
  The King Kong Show
  The King Kong Show is an American/Japanese children's animated television series produced in 1966 by Videocraft of the USA, and Japan's Toei Animation and is the first anime series produced in Japan for an American company...
  
  , re-titled as King of the World: The King Kong Show in Japan
• Le Roi du Monde, a 1927 novel by René Guénon
  René Guénon
  René Guénon , also known as Shaykh `Abd al-Wahid Yahya was a French author and intellectual who remains an influential figure in the domain of metaphysics, having written on topics ranging from metaphysics, sacred science and traditional studies to symbolism and initiation.In his writings, he...
  
  
• Catharism, in which the "Rex Mundi" is the embodiment of evil