Theory:Vault

Main Article Theories about Vault Main Discussion

The following fan theories are about Vault.

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Theories

Theory	Citations	Notes
The brain in the vault is from another (possibly evil?) character capable of rapid cell regeneration.	None	+ The only way to stop a regenerator is to damage or remove the brain from the body.
The vault contains emblems of some sort for all of the Company's founders.	None	+ The brain might represent Maury Parkman's mind control. + The cards might represent Arthur Petrelli's ability-which, while currently unknown, might have been able to affect a poker game. + The cards might represent three of the women (Victoria Pratt, Paula Gramble, and an unknown female) who were founders. + The gold key might represent Bob Bishop's ability of alchemy. • The vault also contains a kris, as carried by St. Joan-this might mean that another founder also has muscle memory. • Following this line of reasoning, we might expect that the Trojan horse represents a person who appears to be one thing, but is something else altogether in reality. - The items were in a high-security vault. Why would they be in there for purely figurative reasons? - D.L.'s medal of valor is important to Micah. It's just a piece of wood, but it means something to him. This is quite possibly the same case with the vault contents. The items could also be rarities, one of a kind.
The items may be literally (not figuratively) linked to each person's abilities.	None	+ There must have been a strong reason for the items to be locked in a high-security vault. - D.L.'s medal of valor is important to Micah. It's just a piece of wood, but it means something to him. This is quite possibly the same case with the vault contents. The items could also be rarities, one of a kind.
The preserved brain comes from an evolved human with a powerful ability.	None	• This could be the reason why The Company goes to such great lengths at apprehending Sylar just to keep him alive. They may want to utilise his intuitive aptitude to extract the power from the brain. • The company may have also detained Peter for the same reason. He should have absorbed Sylar's ability and should also be able to extract the power from the brain. + It would be a very valuable item which would need to be locked in a high security vault.
The vault is a rogue gallery of villains the Company has encountered before.	None	+ The Shanti virus was kept there. + In an interview, Tim Kring says that "The Company has catalogued many of these people over the years. There may be more of them down in that basement than we have alluded to so far."