Cosmos Fiend

Character from Chainsaw Man by Tatsuki Fujimoto

One of Quanxi's girlfriends — a fiend with her brain exposed who can trap anyone in a mental library of all knowledge. Victims can only say 'Halloween' forever after.

Also known as: Cosmos Fiend, Cosmos, Cosmo

What They Know

• Can trap anyone's consciousness in a mental library of all universal knowledge
• Victims of her ability can only ever say 'Halloween' afterward — their mind is overwritten
• One of Quanxi's girlfriends and fiend companions
• Used her ability on Santa Claus during the International Assassins arc

Connections

• girlfriend_of — quanxi
• defeated — santa_claus

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