Binding of Isaac: Rebirth Wiki

Added in Repentance

Hollow Heart is an unlockable trinket added in The Binding of Isaac: Repentance.


  • Grants one Bone Heart Bone Heart container upon entering a new floor.
    • If Isaac has 12 heart containers, the added bone heart will replace the rightmost Soul Heart Soul Heart (if any).


  • Brittle Bones Brittle Bones: Allows Isaac to sacrifice a bone heart for tear delay every floor.
  • Glowing Hour Glass Glowing Hour Glass: Bone hearts will persist when returning to a previous floor, and another will be granted after going back down.
  • Golden Trinket Golden Trinket / Mom's Box Mom's Box: Adds 2 bone heart containers instead of one.