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).
Batman: Endgame "Endgame" is a six-issue comic book story arc first published by DC Comics in 2014, featuring the fictional superhero Batman. Set after the events of "Batman Eternal", the story involves the return of Batman's arch-enemy, the Joker, following his disappearance in the 2012 story arc "Death of the Family", and concludes with the apparent deaths of both Batman and the Joker.