Sulfur is an activated item added in The Binding of Isaac: Repentance.
Contents
Effects[]
- Upon activation, Isaac is turned into a demon and gains the effects of
Brimstone for the current room.
- If Sulfur has already been used in the current room, it instead gives Isaac +1.8 damage for the current room and increases the size of the laser.
- Further uses of Sulfur will continue increasing Isaac's damage.
- If Sulfur has already been used in the current room, it instead gives Isaac +1.8 damage for the current room and increases the size of the laser.
- This item belongs to the Leviathan set. Collecting three items from this set will transform Isaac into Leviathan.
Notes[]
- Sulfur functions identically to Brimstone. For a full list of interactions, see that page.
Synergies[]
- 4.5 Volt: Allows for repeated usage of Sulfur in one room.
- Brimstone/ Car Battery: Activates twice to give an additional damage bonus and wider laser.
In-game footage[]
Trivia[]
- "Sulfur" and "Brimstone" were once synonyms but the word "brimstone" has fallen out of use (outside of biblical usage).
- Originally in Antibirth, due to a bug, using Sulfur twice in one room would permanently grant Brimstone to Isaac.
 The Binding of Isaac: Rebirth
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