Sulfuric Acid

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Sulfuric   Acid
Item icon
Item altar
"Acid tears!"
Table dividing line 1.png
Item ID
5.100.463
Character Appearance
Character appearance
Tear Appearance
Tear appearance
Table dividing line 2.png
Table dividing line 3.png
Collection Grid
Removed in Repentance(page 4, column 18, row 5)
Added in Repentance(page 4, column 19, row 5)
Added in Afterbirth †

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

Effects[edit | edit source]

  • +0.3 damage.
  • Adds a chance to fire acidic tears that destroy obstacles and opens doors and secret rooms upon contact.

Notes[edit | edit source]

  • The chance to fire an acid tear does not increase with luck.
  • The acidic tears affect static objects like bombs, but with some differences:
    • They do not open Stone Chests.
    • Removed in Repentance They cannot bridge gaps with obstacles.
      • Added in Repentance Gaps are now bridged.
    • Removed in Repentance Poop is not destroyed in one hit.
    • Added in Repentance Key blocks are destroyed without consuming a key.
    • Added in Repentance The mirror in Downpour Downpour / Dross Dross II can be broken. This is lethal if done from the Mirror World side.
    • Added in Repentance The Visage's mask can be destroyed while it is defeated. This will prevent the heart from utilizing the mask in its attacks.
    • The boards leading to Mines Mines can be destroyed.

Interactions[edit | edit source]

  • Removed in Repentance 15►Brimstone Brimstone: Overrides Sulfuric Acid.
    • Added in Repentance Lasers will sometimes destroy rocks, but will not open doors or secret rooms.
  • 15►Continuum Continuum: Overrides Sulfuric Acid.
  • 15►Dr. Fetus Dr. Fetus: Overrides Sulfuric Acid except for stat effects that apply.
  • 15►Epic Fetus Epic Fetus: Overrides Sulfuric Acid except for stat effects that apply.
  • The Forgotten: The Forgotten's bone club does not gain the ability to break rocks.
  • 15►Ipecac Ipecac: Overrides Sulfuric Acid except for stat effects that apply.
  • 15►The Ludovico Technique The Ludovico Technique: Overrides Sulfuric Acid.
  • Removed in Repentance 15►Mom's Knife Mom's Knife: Overrides Sulfuric Acid.
    • Added in Repentance Knife can destroy obstacles and open doors and secret rooms upon contact with no visual indicator.
  • 15►Rubber Cement Rubber Cement: Acidic tears can no longer break objects and doors and just bounce.
  • Spectral tears: Acidic tears will no longer be able to destroy obstacles or open secret rooms.
    • Added in Repentance Acidic tears break rocks and open secret rooms, without being broken themselves on impact.
  • Removed in Repentance15►Technology Technology: Lasers cannot break rocks even if non-spectral.
    • Added in Repentance Lasers can break rocks although there is no visual effect indicating whether a laser have the acid effect or not.
  • 15►Tech X Tech X: Overrides Sulfuric Acid.
  • 15►Finger! Finger!: The finger can destroy rocks when looking at them.

In-game Footage[edit | edit source]

Trivia[edit | edit source]

  • Sulfuric acid is a strong, corrosive acid, commonly used as a drain cleaner.

Seeds[edit | edit source]

PC Added in Repentance 0ZF3 LGTJ (Treasure Room adjacent to spawn)


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