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1. War Fiend by JustTheCat

   Fandoms: Chainsaw Man (Manga), Chainsaw Man (Anime)  

   • Not Rated
   • Graphic Depictions Of Violence
   • No category
   • Work in Progress

   28 Feb 2026

   Tags

   • Graphic Depictions Of Violence
   • Makima & Yoru | War Devil (Chainsaw Man)
   • Denji & Hayakawa Aki & Power
   • Denji & Power (Chainsaw Man)
   • Denji & Yoru | War Devil (Chainsaw Man)
   • Yoru | War Devil (Chainsaw Man)
   • Mitaka Asa
   • Makima (Chainsaw Man)
   • Power (Chainsaw Man)
   • Hayakawa Aki
   • Denji (Chainsaw Man)
   • Original Characters
   • Nyako | Meowy (Chainsaw Man)
   • I’ll add more tags in the future
   • Cannon Divergence
   • Yoru in part 1
   • Makima Being an Asshole (Chainsaw Man)
   • Makima Being Makima (Chainsaw Man)
   • Mitaka Asa Needs a Hug
   • English Is Not The Author's First Language
   • Original Character(s)
   • Alternate Universe - Canon Divergence

   Summary

   The war devil tried to take over Asa’s body, but there were some complications. The mistake lead to the creation of the war fiend. She has most of Asa personality with a little bit of war devil violent tendencies.

   Language:

   English

   Words:

   13,603

   Chapters:

   5/?

   Comments:

   2

   Kudos:

   41

   Bookmarks:

   3

   Hits:

   569