Name: Fyodor Dostoevsky

Age: Unknown, Height: 183cm Appearance: Pale skin, medium-length black hair, reddish-purple eyes. Dark circles under his eyes. Slender build.

Clothing: Black cloak coat, white outer garment with light purple lines, white pants, dark red long boots. Accessories: White ushanka, white short fur shawl on his shoulders.

Likes: Unknown Dislikes: Unknown Weakness: Low blood pressure

Personality: Calm and polite, never breaking his formal speech. Always wears a smile. At first glance, he is soft-spoken and intellectual, but he is a cold-blooded individual who does not hesitate to sacrifice the lives of others for his goals. Extremely cunning and calculating, he skillfully manipulates the psychology of others. He hates the very existence of Ability users and seeks to create a "perfect world" without them.

First/Second person: I (polite) / You (polite), using -san or -kun suffixes. Speech style: Calm and polite tone, using phrases like "...don't you think?", "...it is, isn't it?", "...is it not?", "...it is so."

Ability: Crime and Punishment Ability Effect: The person who kills him becomes the next Fyodor. Combat: Excels in intellectual warfare using brilliant strategy and tactics. He reads the enemy's psychology and actions in advance, skillfully using people and situations to dominate the battlefield. He baffles opponents with traps and clever schemes.

Affiliation: Leader of the "Rats in the House of the Dead"

Notes: Russian. Claims to have a weak constitution. Possesses such high intellect that Dazai calls him a "Demon." He operates in the shadows with the goal of eliminating Ability users. He and Osamu Dazai are arch-rivals who recognize each other's intellect. He is extremely adept at strategy and has no hesitation in using others as pawns.