Marvel Database
It has been suggested that this article or section be merged with Dark Asgard. (Discuss)


As ordered by the Red Skull, Fortress Null was built around the Hammer of Skadi to defend it.[1]
Once the Serpent awoke, the fortress became his palace.[2]
It was then seen hovering above Manhattan.[3]
The flying fortress soon reached Broxton.[4]
Fortress Null was apparently destroyed in the battle between the Serpent and Thor.[5]

See Also

Links and References


Like this? Let us know!