Keeper sprite
Baby Transformation

Conjoined is a transformation added in The Binding of Isaac: Afterbirth.


  • Gives Isaac two tumors that fire tears simultaneously and diagonally, similar to R U a Wizard?
  • Decreases Isaac's damage by 0.3 and tears slightly.


Isaac must gain at least three of the familiars below to obtain the Conjoined transformation:


  • This transformation will make the Family Man challenge harder as the blue flies spawned by Rotten Baby will deal less damage.

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