Yuck Heart
ItemRepentanceLocked
activeGame ID 639★★★★
How do you unlock Yuck Heart?
In The Binding of Isaac, Yuck Heart is unlocked by earning the Mother completion mark as Magdalene (Character).
Structured pathSource-backed requirements are mapped into trackable steps.
Grants Isaac a Rotten Heart.
- Defeat Hush 3 times to unlock A Secret Exit. source
- After A Secret Exit is unlocked, a locked door to Downpour appears after completing Basement/Cellar/Burning Basement I or II. source
- Collect Knife Piece 1 in Downpour/Dross II. source
- Collect Knife Piece 2 in Mines/Ashpit II. source
- After defeating Mom in Mausoleum/Gehenna II, stab the flesh door that appears with the knife familiar to open it. source
- Defeat the Mausoleum version of Mom's Heart behind the flesh door, then reach Corpse II and defeat Mother. source
What unlocking Yuck Heart leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13