A black key. Handle in the shape of a skeleton. It can open a door to Death's library.

The Key to Death is a special black key with a skeleton-shaped handle that has the power to open a door to Death's library.



According to Sergei, the Men of Letters procured the Key to Death, a key that can grant access to Death's Reading Room.

Season 15Edit

In Last Call, Sergei tricks Castiel and Eileen by worsening Sam's condition so he could exchange the cure for the Key to Death. However, Castiel had predicted Sergei's betrayal and had Bobby to watch over his niece as leverage against Sergei, forcing him to heal to Sam.


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