Midgard Serpent (Marvel Comics)
Jormungand, also known as The Midgard Serpent or World Serpent, is a fictional character that appears in comic books published by Marvel Comics. The character, based on the serpent Jörmungandr from Norse mythology, first appears in "Marvel Tales" #105 (Feb. 1952), in the period between the Golden Age of Comic Books and the Silver Age of Comic Books.
Jormungand (manga)
For the first season, both the opening and ending themes were produced by I've Sound. The opening song is "Borderland" by Mami Kawada, and the ending theme is "Ambivalentidea" by Nagi Yanagi. "Borderland" was released as a single on May 30, 2012, while "Ambivalentidea" was released as a single on June 6, 2012. Both songs were released as singles by Geneon Universal Entertainment.