Binding of Isaac: Rebirth Wiki
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Binding of Isaac: Rebirth Wiki

Added in Afterbirth †

Acid Baby is a passive item added in The Binding of Isaac: Afterbirth †.

Effects[]

  • Spawns a familiar that drops random pills.
    • Removed in Repentance Acid Baby drops a pill every 3 cleared rooms. The first drop happens after 2 rooms.
    • Added in Repentance Acid Baby drops a pill every 7 cleared rooms. The first drop happens after 6 rooms.
  • Upon using a pill, all enemies in the room will be poisoned.
    • Removed in Repentance The poison lasts for 2 ticks.
    • Added in Repentance The poison lasts for 6-7 ticks. Enemies also take 10 additional damage.

Notes[]

  • Added in Repentance This item belongs to the Conjoined set. Collecting three items from this set will transform Isaac into a three-faced version of himself.

Synergies[]

  • BFFS! BFFS!: The familiar drops pills in a repeating pattern of 2, 2 then 3 rooms. No damage increase on the poison effect.
  • Vurp!: If Isaac's last used pill is a Vurp! pill and Isaac finds another Vurp! pill afterward, he can infinitely generate Vurp! pills and repeatedly use them for mass poison damage.

Interactions[]

  • Starter Deck Starter Deck: All pills dropped by Acid Baby will turn into cards.

In-game Footage[]


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