Fafnir (Marvel Comics) Odin, Fafnir uses the power of illusion and intends to devour the Asgardians. Odin's son Thor, however, defeats Fafnir by driving the dragon into a chasm using his lightning, after which he frees Volstagg. Fafnir reappears when Thor's stepbrother and perennial foe Loki sends the dragon to Earth to kill the Thunder God. Thor, however, uses his mystical hammer "Mjolnir" to hold Fafnir at bay until Odin intervenes and banishes the former king back to the ruins of Nastrond. Fafnir eventually returns to Earth, destroys several abandoned buildings in New York City and battles the National Guard. Thor and Elif,
Echidna (mythology) Echidna (mythology) In Greek mythology, Echidna (; , "She-Viper") was a monster, half-woman and half-snake, who lived alone in a cave. She was the mate of the fearsome monster Typhon and was the mother of monsters, including many of the most famous monsters of Greek myth. Echidna's family tree varies by author. The oldest genealogy relating to Echidna, Hesiod's "Theogony" (c. 8th – 7th century BC), is unclear on several points. According to Hesiod, Echidna was born to a "she" who was probably meant by Hesiod to be the sea goddess Ceto, making Echidna's likely father the sea god Phorcys;