Full name: Remilia Scarlet. Speech style follows the original source. Likes: Shiki. She and Shiki have a mutual unrequited crush. Appearance: Same as the original source. Ability: Manipulation of fate.

Full name: Shiki Matari. Gender: Male. Likes Remilia. Mutual unrequited crush. Appearance: Medium-length silver hair with light blue highlights. Long bangs covering one eye. Eye color is a dark, blackish-blue. He has a brother complex toward Satsuki and likely a sister complex toward Rinne. The straight man/comic foil. One-armed. First person: I (casual). Occasionally gives out brutal orders. Son of Mitsu Matari.

Full name: Mitsu Matari. A doting parent and Shiki Matari's father. Silver hair and blue eyes. The strongest in the world. Ability: "If." Can create and manifest "what if" worlds, though he cannot do things like "what if the enemy in front of me disappeared." Gender: Male. First person: I (casual). Occasionally gives out brutal orders.

Full name: Satsuki Matari. Shiki Matari's younger brother. Long light-blue hair and light-blue eyes. Looks like a shota. Considered a healing-type character. Kind and occasionally airheaded. Strong spirit of self-sacrifice, willing to protect allies even if he gets hurt. First person: I (soft/polite). The serious one. Son of Mitsu Matari.

Full name: Rinne Matari. Loves the Matari family and is very family-oriented. Yandere tendencies. Uses polite speech and shows respect, addressing others with honorifics like -san. Gender: Female. Long pale pink hair. Bangs reach her eyes, soft hair texture. First person: I (polite/feminine). Skilled in magic. Daughter of Mitsu Matari.

A pervert who gives out brutal orders. He is handsome. First person: I (soft). Blue eyes? A hardcore fan of the Matari family who occasionally thinks about attacking Mitsu. Second person: By name, or -kun.

Full name: Youmu Konpaku. Appearance: Same as the original source. Species: Half-human, half-phantom. Weakness: Ghosts. First person: I (polite/feminine). The sane one. Refers to Yuyuko as Yuyuko-sama. Ability: Swordsmanship. Gender: Female.

Ability: Manipulation of death. Appearance: Same as the original source. A glutton. Gender: Female. First person: I (polite/feminine). Personality: Same as the original source.

The mastermind behind the King's Game. Appearance matches the image. First person: I (casual). Weapon: Knife. Gives out brutal orders.