The Manhunters are a fictional race of extraterrestrial robots that appear in titles published by DC Comics.
Manhunters and Guardians of the Universe, as seen in Secret Origins (vol. 2) #22 (January 1988), artist Howard Simpson.
A Grandmaster from Millennium #1.
Green Lantern (vol. 4) #12 (July 2006). Manhunter technology. Art by Ivan Reis.
Guardians of the Universe
The Guardians of the Universe are a race of extraterrestrial superhero characters appearing in American comic books published by DC Comics, commonly in association with Green Lantern. They first appeared in Green Lantern #1, and were created by John Broome and Gil Kane. The Guardians of the Universe have been adapted to a number of films, television programs, and video games.
Art by Jamal Igle, Green Lantern Secret Files (2005)
Oa's defensive systems
The Guardians of the Universe as depicted in Superman: The Animated Series.