Known as the Norse God of Fear, he is the brother of Odin and the uncle of Thor and Loki as well as a foe of both relatives, as well as the Avengers.

[1] Cul Borson first appears in the 2011 Fear Itself storyline, when he is freed from his underwater prison by Sinthea Shmidt / Red Skull who possesses the Hammer of Skadi.

As the Worthy attack a number of high-profile cities on Earth,[3][4] the Serpent is rejuvenated by the fear experienced by the global citizenry, restoring his youth.

[8] In Original Sin, Odin resurrects the Serpent, who reforms and becomes Asgard's Royal Inquisitor and Minister of Justice.

He possesses sufficient superhuman strength to shatter Captain America's shield with his bare hands.

[6] He possesses the ability to manipulate magic as he was able to transport, revive the dead and transform into a giant serpent.