The Blue Womb is a floor in The Binding of Isaac: Afterbirth that can appear after defeating Mom's Heart/It Lives in under 30 minutes.

Unique Features

  • Isaac will always spawn in a room with four Golden Chests, four Item Rooms on either side with choices between two items in each, and a Shop at the bottom. To enter the fight housing the secret boss, Isaac must enter the hidden door at the top of the room.
  • This floor will always feature a secret boss fight.


  • The Blue Womb is also called The Dead Womb.
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