Ghost Devil Contract

The Ghost Devil is not mentioned as a character, entity, or plot element within the documented synopsis of Chainsaw Man's first or second arcs. The narrative details specific pacts with the War Devil (Yoru), Control Devil (Makima/Nayuta), Blood Devil (Power), Justice Devil, Falling Devil, and Famine/Death Devils, but explicitly omits any reference to a Ghost Devil or its contract mechanics.

Quick Facts

Host character: Asa Mitaka
Affiliation: Tokyo Special Division 4 (Later)
First appears: Chainsaw Man Part 2
Status: Active

Lore & Background

The only devil-human pacts detailed involve Asa Mitaka forming a contract with Yoru, the War Devil, after being killed by a classmate who had contracted with the Justice Devil. This pact resulted in Asa becoming a Fiend with Yoru inhabiting her body. Other contracts mentioned include Denji merging with Pochita (the Chainsaw Devil) to become a hybrid, Aki Hayakawa forming a contract with the Gun Devil (which later possessed him as the Gun Fiend), and various hunters making deals for powers.

Reader's Guide

The text instead outlines mechanics for other entities: Devils are born from human fears, grow stronger with prevalent fear, and cycle between Hell and Earth upon death. Fiends are Devils possessing deceased humans, while Hybrids result from merging with a Devil. The Chainsaw Devil uniquely erases concepts (like nuclear weapons or the Holocaust) by consuming other Devils. Asa's specific powers derive solely from her contract with Yoru, the War Devil.

Did You Know?

Asa Mitaka's primary antagonist is Chainsaw Man due to her contract with Yoru, the War Devil, not a ghost entity.
The only way Devils are erased from existence in this world is through consumption by the Chainsaw Devil, not via ghost contracts.