The Hellsing Mansion is the large household of the Hellsing family, that also serve as the headquarters and base of operations of Sir Integra Hellsing, the current successor of the family. It first appears in the manga, and it's resulted anime adaptations, Hellsing, as the residence of Sir Integra Hellsing, and the hideout of the mansion's guardians and secret weapons, Alucard, and Seras Victoria. It's archive footage is used to represent the Valentine Brothers' attacks in Cobra Industries, as seen in the Non-Disney Villains Tournament, and at the Eyrie Building, as seen in the third Disney vs. Non-Disney Villains War.