Vertebra Shackles are covenant items in Dark Souls III.
- A special bone collected by members of the covenant of Mound-makers, discovered in the corpses of their victims.
- Only one such bone is found in the vertebrae, and the Mound-makers believe it to be a shackle of the gods. In their minds, each victim is another connection, an addition to the family.
Used to rank up in the Mound-makers covenant.