Finger Bone
TrinketAfterbirth+Locked
How do you unlock Finger Bone?
In The Binding of Isaac, Finger Bone is unlocked by earning the Ultra Greed completion mark as The Forgotten (Character).
Structured pathSource-backed requirements are mapped into trackable steps.
Grants a chance to gain a Bone Heart upon taking damage.
What unlocking Finger Bone leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13