"With the weak as my prey, I strengthen my own self. This is how my swordsmanship follows the survival of the fittest."
Shishio Makoto (Rurouni Kenshin)

The power to be empowered by killing others. Variation of War Empowerment. Opposite of Peace Empowerment. Not to be confused with Death Empowerment.

Also Called

  • Homicide Empowerment
  • Murder Empowerment
  • Slayer's Reward


Users become stronger, faster, more durable, etc. by killing others, possibly unlocking abilities related to the affinity and enhancing the existing powers. Some users may be able to draw sustenance from the kills or even slow or stop aging.




  • Not being able to kill may weaken the user.
  • User may develop an abnormal desire to kill indescriminately.
  • May be limited to certain beings only.
  • May lose strength if the person killed is resurrected.

Known Users


  • Red Caps (Folklore)
  • The Black Slayers (Silverthorn/A Darkness at Sethanon)


  • Driscoll Berci (Bleach)
  • Shikabane Hime (Corpse Princess); become invincible after killing 108 Shikabane
  • Shinigami (Death Note)
  • Akuma (D.Gray-man)
  • Dragon Slayers (Fairy Tail)
  • Kyoko (Is This A Zombie?)
  • Orb of Caldia (Marchen Awakens Romance)
  • Users of the Darkness Blade Skill (Sword Art Online)
  • Pharos Heracles (Yumekui Merry)

Video Games

  • Hive (Destiny)
  • Vincent Valentine (Final Fantasy VII)
  • Kratos (God of War)
  • Dante (Devil May Cry)
  • Doom Slayer (DOOM)
  • The Fallen Human (Undertale)
  • Gabriel Reyes/Reaper (Overwatch)
  • Kigatilik (Champions Online)


  • The Judge (Buffy the Vampire Slayer)
  • Sirk (Charmed)
  • Immortals (Highlander)
  • Holders of the Khushu Idol (Arrow)
  • Gabriel Yulaw (The One); limited to his alternate universe doubles.

Known Weapons

  • Cleavers (Destiny)
  • All-Black The Necrosword (Marvel Comics)
  • Death Penalty (Final Fantasy VII)
  • Banryu (InuYasha)
  • Mugenjin (Rurouni Kenshin)
  • Amulet of Power (Marvel Comics)
  • Malice Sword (Hyperdimension Neptunia); limited to CPUs
  • Fell Arms (Tales of Series)
  • Burning Soul Sword (Yu-Gi-Oh!)
  • The Soul Cube (Doom 3)


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