Binding of Isaac: Rebirth Wiki

Krampus is a mini-boss that can occasionally appear inside of a Devil Room.


Krampus moves randomly around the room in cardinal directions and can perform the following attacks:

  • Stops and fires Brimstone Brimstone lasers in all 4 cardinal Added in Afterbirth † or diagonal directions.
    • Added in Afterbirth The lasers can sometimes rotate 90 degrees in either direction after being shot.
      • Added in Afterbirth † Krampus signals rotating Brimstone Brimstone lasers by growling and quickly dashing towards Isaac before performing this attack.
  • Fires 3 projectiles in a spread followed by 4 projectiles in a spread in succession towards Isaac.

Krampus deals a whole heart of contact damage.


Unlockable Achievements[]


  • Beating Krampus the first time will unlock Head of Krampus Head of Krampus.
  • Encountering Krampus replaces both the statue of Satan as well as any deals in regular Devil Rooms.
  • Added in AfterbirthChaos Chaos will not change the items dropped from Krampus.
  • Rerolling A Lump of Coal A Lump of Coal or Head of Krampus Head of Krampus causes another Devil Room Pool item to appear.
  • Added in Repentance Krampus can never appear in the first Devil Room entered on a run.


  • His name and appearance are based on Krampus, an alpine folkloric figure. It supposedly acts as a antithesis to Saint Nicholas, punishing children who misbehave near Christmas time.
  • Krampus is both visually and behaviorally similar to The Fallen, but does not split upon death.
  • Added in Afterbirth Krampus can spawn in Greed Mode without needing to be unlocked.
    • Defeating Krampus when encountered here still unlocks Head of Krampus Head of Krampus even if Krampus himself has not yet been unlocked.
  • In an AMA subreddit thread for Edmund McMillen, a user questioned why Krampus got "worse with every update." Edmund McMillen jokingly responded, "he's the new bloat."; referencing the general hatred some fans have towards The Bloat.
  • Added in Repentance Despite Krampus receiving a redesign in Repentance, Delirium's Krampus appearance has yet to be updated.
  • Added in Repentance Red Mini-Boss Room Mini-Boss Rooms created by Red Key Red Key (etc.) can contain a battle against Krampus.
  • Krampus is tied with The Fallen as having the highest Stage HP among all entities in the game.