The Binding of Isaac Wiki

Brittle Bones

Brittle Bones


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Replaces all Red Hearts with 6 empty Bone Hearts. Upon losing a Bone Heart, Isaac fires bones in 8 directions and permanently gains a tears up.


"Everything hurts"


  • Grants 6 empty Bone Hearts.
  • Removes all Red Heart containers. Does not remove existing Bone Hearts, but does empty them.
  • Upon losing a Bone Heart, including ones acquired from other sources, Isaac fires a ring of 8 bones that split into more bones and permanently gains a +0.5 tears up.
    • Each bone does twice Isaac's damage plus a flat 22 damage; split bones do half this amount.


Found in

  • Treasure Room
  • Treasure Room (Greed Mode)


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