"You didn't think I would risk losing the battle for Gotham's soul in a fist fight with you. No, you need an ace in the hole. Mine's Harvey. I took Gotham's white knight and brought him down to our level. It wasn't hard. See madness, as you know, is like gravity. All it takes is a little push."
― The Joker, The Dark Knight

The ability to cause others to go insane. Sub-power of Madness Manipulation. Variation of Mental Inducement.

Also Called

  • Delirium Inducement
  • Insanity Induction
  • Madness Inducement
  • Mind Blasting/Blowing/Breaking


User can cause madness in a person or group of people that have no mental illness, depending of the users will victims may go slightly loopy or lose total grip of reality becoming delusional, lose control over themselves, paranoid, catatonic or hostile.





Known Users

  • Doctor Psycho (DC Comics)
  • Joker (DC Comics); via Joker Gas
  • Delirium of the Endless (DC Comics/Vertigo)
  • Count Vertigo (DC Comics)
  • Sith (Star Wars)
  • Glorificus "Glory" (Buffy the Vampire Slayer); a Side-effect of feeding
  • Reisen Udongein Inaba (Touhou Project)
  • Clownpiece (Touhou Project)
  • Ace (Justice League/Justice League Unlimited)
  • Cruciatus Curse users (Harry Potter)
  • Daniel Armand (The 4400)
  • Dionysus/Bacchus (Greco-Roman Mythology)
  • Loki (Norse Mythology)
  • Lucy (Agents of S.H.I.E.L.D.)
  • Pirsoyn (Shakugan no Shana)
  • Asura (Soul Eater)
  • All Kishin and some Witches (Soul Eater)
  • Cthulhu (H.P. Lovecraft)
  • Madcap (Marvel Comics)
  • Hazama/Yuuki Terumi (BlazBlue)
  • Clan Malkavian (Vampire: The Masquerade)
  • Pennywise the Dancing Clown/It (Stephen King's It)
  • Thesulac Demons (Angel)
  • Lorophage Demons (Angel & Faith)
  • Madness of Deathwing (Warcraft)
  • Old Gods (Warcraft)
  • Yakko, Wakko, and Dot (Animaniacs)
  • Slender Man (Slender Online Game)
  • Toepick (Ben 10 Omniverse)
  • Dionysus "Mr. D"/Bacchus (Percy Jackson and the Olympians)
  • The Faceless Ones (The Skulduggery Pleasant Series)
  • Zofis (Zatch Bell!)
  • Lucifer Morningstar (Lucifer)
  • Bill Cipher (Gravity Falls)
  • Great Ones (Bloodborne)
  • Goro Akechi (Persona 5)
  • Eto Yoshimura (Tokyo Ghoul)
  • Simurgh (Worm)

Known Objects