Fafnir (Marvel Comics) entities is stopped when Thor agrees to go to Hel's realm willingly. Fafnir later reappears in the 2011 limited series "Avengers Prime" in the aftermath of the "Siege" storyline as, at first, an adversary then ally of Thor, Tony Stark and Steve Rogers with several legions of ogres and elves in battle against a Twilight Sword wielding Hela and her army. Fafnir was originally a normal man until transformed by the properties of a magical pool into a large dragon. Fafnir retains his intellect and speech, possesses superhuman strength and durability, and the ability to breathe fire and cast illusions.
Fafnir (Marvel Comics) Fafnir (Marvel Comics) Fafnir is a fictional character appearing in American comic books published by Marvel Comics. Fafnir first appears in the title "Thor" #134 (Nov. 1966), and was created by Stan Lee and Jack Kirby. Based on Fafnir of Norse mythology, Fafnir first appeared in a two-part back-up story in "Thor" #134-135 (Nov.-Dec. 1966). The character did not feature again in Marvel continuity until "Thor" #318 (April 1982), and was finally killed in a storyline in "Thor" #341-343 (March–May 1984). Fafnir returned from the dead (referred to as King Fafnir of Nastrond) in Thor #486-488 (May–July 1995). Fafnir is