- The item is spelled "Vertebrae" on the Old-gen console version, version, Switch version, and tModLoader version. This is incorrect, however, since there is only a single vertebra in the sprite.
- Desktop 220.127.116.11: Renamed from "Vertebrae", to "Vertebra".
- Desktop 18.104.22.168: Sprite updated.
- Desktop 1.2: Introduced.
- Console 1.02: Introduced.
- Switch 1.0.711.6: Introduced.
- Mobile 1.2.6508: Introduced.
- 3DS-Release: Introduced.