Binding of Isaac: Rebirth Wiki

Added in Repentance

Yuck Heart is an unlockable activated item added in The Binding of Isaac: Repentance.



  • Book of Virtues Book of Virtues: Creates green-glowing rotten hearts wisps on the middle ring. They spawn a Blue Fly when shooting, similar to Rotten Baby Rotten Baby. Having more wisps increases the rate at which they're spawned. The wisps also create a small green cloud when destroyed, which is purely cosmetic.


  • Yuck Heart originates from the Antibirth mod.
  • This item is a Rotten Heart variation of the Yum Heart Yum Heart.
    • The name of the item itself is a play on the phrase "Yum or Yuck".


PC Normal and hard modes only TLGA JGYD (Treasure Room adjacent to spawn)

PC Hard mode only V2RH 7VWQ (Treasure Room adjacent to spawn)