Rib of Greed
TrinketAfterbirthLocked
How do you unlock Rib of Greed?
In The Binding of Isaac, Rib of Greed is unlocked by earning the Ultra Greed completion mark as Keeper (Character).
Structured pathSource-backed requirements are mapped into trackable steps.
Prevents Greed and Super Greed from appearing in Shops and Secret Rooms, and makes coin drops after clearing rooms more likely.
See the full unlock path for Rib of Greed — 5 stepsWhat unlocking Rib of Greed leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13