Who is the publisher of the World's Mightiest Immortal , a fictional character, who is a villain to a fictional superhero appearing in American comic books published by DC Comics also known as Shazam ?
Oggar Oggar, the World's Mightiest Immortal is a fictional character from the publisher Fawcett Comics, whose publication rights were acquired by DC Comics in the 1970s. Oggar was a villain of Captain Marvel chronology in Pre-Crisis; he made no Post-Crisis appearances. He first appeared in "Captain Marvel Adventures" # 61 (May 1946, Fawcett Comics). His first appearance in DC Comics was in "World's Finest Comics" # 264 (August 1980).
Killpower Killpower (Julius Mullarkey) is a fictional character appearing in American comic books published by Marvel Comics. The character appears primarily in British comic books from Marvel UK. He is the partner of Motormouth and first appeared in "Motormouth" #1. Killpower was created by Gary Frank and Graham Mark.