query: When did DC comics first introduce the Guardians of the Universe?
passage: Guardians of the Universe
The Guardians of the Universe are a fictional race of extraterrestrials appearing in American comic books published by DC Comics, commonly in association with Green Lantern. They first appeared in Green Lantern Vol. 2, Issue 1 (July 1960), and were created by John Broome and Gil Kane.[1] The Guardians of the Universe have been adapted to a number of films, television programs, and video games.
passage: Universo
Universo is the name of a fictional Legion of Super-Heroes supervillain in the 30th and 31st centuries of the DC Comics universe. He first appeared in "Adventure Comics" #349 (Oct. 1966).