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Lex Luthor's mountain vault is one of Lex Luthor's secret storage facilities in a mountain range outside of National City.
History
There is a giant satellite receiver embedded into the top of the mountain that monitors space for signs of an alien invasion. The vault contains a reliable power supply, rations in storage units, several transport trucks and a biometrically-locked vault containing an arsenal of weapons that Luthor collected to defeat Superman once and for all.
Appearances
Supergirl
Season 2
- "Luthors"
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