Udøde tank

s (Udødelighet, Norwegian for Immortality) were devices meant to keep a being induced in a state of genuine immortality via a mixture of cryogenic suspension, data simulation, and conversion technology. They were cylindrical devices filled with a strange liquid that, when submerged, placed a subject into cryogenic suspension, converted their brains into a super-neural processor and their blood into fuel for their brain, and sustained and digitized their consciousness. The was outfitted with a holoprojector that allowed the subjects to converse with visitors via their digitized consciousness.

Esau Everest, the great-grandson of the renowned Edan Everest, was the sole sponsor and one of the architects of the development of the, he was even the first test subject.