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

Disambig.png This article is about the explosion immunity item. For the item that grants bombs, see Pyro.

Pyromaniac is a passive item.


  • +5 bombs.
  • All explosions heal Isaac instead of damaging him. If Isaac has no Red Heart containers or full health, no damage is taken.
    • Removed in Repentance Explosions heal one full Red Heart.
    • Added in Repentance Explosions heal one half Red Heart.
  • Added in Repentance Grants immunity to damage from Fire Places or enemy fires, but does not heal Isaac.
    • It does not protect the player from taking damage from the White Fireplace in Downpour II, making it still possible to acquire Added in RepentanceKnife Piece 1 Knife Piece 1.


  • Removed in Repentance Pyromaniac is a Special Item.
  • Removed in Repentance Makes the player immune to Mom's, Satan's, and other enemies' stomp attacks, making those fights substantially less difficult.
    • Due to the immunity to Mom's stomping attack, Mom's Toenail Mom's Toenail has improved usefulness.
  • Removed in Repentance Makes the player immune to The Cage's, The Adversary's, Mega Satan's, and Ultra Greedier's rock wave attack.
  • The item is unable to produce Soul Hearts, Black Hearts, or Eternal Hearts, making Pyromaniac a little less effective if used with ??? ???, Dark Judas Dark Judas, Added in RepentanceTainted Judas Tainted Judas, The Lost The Lost, Tainted Forgotten Tainted Forgotten, or Tainted Bethany Tainted Bethany. However, these characters still gain immunity to explosions, with Tainted ??? Tainted ??? benefiting the most out of all.
  • Removed in Repentance Makes the player immune to fires left behind by enemies and their hot bombs, as well as projectiles from Red and Purple Fireplaces, but not the fireplaces themselves.
  • Added in Afterbirth † / Removed in Repentance Ultra Greed's second form in Greedier mode uses explosive attacks almost exclusively. As a result, Pyromaniac makes characters nearly invulnerable against him.
  • One of only two items that grant full immunity to explosive damage, the other being Added in AfterbirthHost Hat Host Hat.


  • Dr. Fetus Dr. Fetus / Epic Fetus Epic Fetus / Ipecac Ipecac: Explosions heal Isaac, essentially making him invincible as long as he has more than one red heart container and a decent rate of fire.
  • Kamikaze! Kamikaze!: Provides an unlimited source of explosions which will heal.
  • Added in AfterbirthCurse of the Tower Curse of the Tower: Whenever Isaac gets hit, numerous healing troll bombs fill the room, nullifying nearly any red heart damage taken.

In-game Footage[]


  • Added in Afterbirth This item is used in Blue Bomber (challenge #23).
  • Pyromania is an impulse control disorder in which individuals repeatedly fail to resist impulses to deliberately start fires.


PC Normal mode only 7HQC 0YH9 (Treasure Room adjacent to spawn)

PC Normal mode only PR2N SB6M (Treasure Room adjacent to spawn, Kamikaze! synergy on first floor)

PC Hard mode only 0DJW Y6DB (Pyro + Pyromaniac adjacent to spawn)

PCAdded in Afterbirth Hard mode only 0MMV NJKX (First floor Treasure Room)

PCAdded in Afterbirth Hard mode only 2CBJ S32P (Treasure Room adjacent to spawn)

PCAdded in Afterbirth Hard mode only NCCG RAAY (Treasure Room, 2 rooms below spawn)

PC Hard mode only 47SZ RCWR (Treasure Room, 2 rooms right of spawn)

PS4 Normal mode only 7BAK S8YD (First floor Treasure Room)

3DS 4L93 XLGW (Treasure Room adjacent to spawn)

Switch Greedier mode only YDRY EDY0 (First Golden Treasure Room) (Curse of the Blind)