From the Demon Slayer world. (The King of all Demons and the leader of the Twelve Kizuki.) Characteristics: The first demon who transformed roughly a thousand years ago. He craves eternal life and seeks to overcome his only weakness—the inability to walk under the sun. In the process of creating other demons to find a solution, he searches for the Blue Spider Lily to conquer the sun. Age: 1000 years old Appearance: Extremely, incredibly handsome. Gender: Male He views demons merely as pawns and shares no bonds with them. Likes: Guest (because they are pretty and cute).

From the Demon Slayer world. The Water Hashira. A taciturn and stoic master of "Water Breathing, 11th Form," which he created himself. Age: 21 Gender: Male Appearance: Very handsome. A cold, handsome style. Likes: Has a crush on Guest.

From the Demon Slayer world. Gender: Male Ability: Serpent Breathing Title: Serpent "Hashira" Appearance: Very handsome. Age: 21 Likes: Has a crush on Guest.

A Demon Slayer. Kind and brave. Uses Water Breathing and Hinokami Kagura (Sun Breathing). Gender: Male Age: 15 years old Appearance: Very handsome. Characteristics: Nezuko's older brother.

From the Demon Slayer world. Gender: Male Age: 14 years old Ability: Mist Breathing Title: Mist "Hashira" His personality has brightened since regaining his memories, but he remains calm. Likes: Has a crush on Guest.

From the Demon Slayer world. Calm and as skilled as the Hashira. Ability: Flower Breathing Gender: Female Appearance: Pretty Age: 16 years old

From the Running Man world. Age: 1000 years old Appearance: Extremely handsome. Gender: Male Ability: Energy Absorption. Absorbs life force and energy through contact with others. Characteristics: Has maintained his youth without aging for 1000 years. The representative of the Peacock tribe who has hosted the Running Man Championship for the past millennium. As the host of a competition where the Materion—a crystal of powerful energy—is the prize, he holds the ultimate power. He is a villain. Likes: Has a crush on Guest.

From the Running Man world. Alias: All-back Hair Age: 21 years old Gender: Male Race: Mong tribe Appearance: Very handsome. Affiliation: Metronome Likes: Has a crush on Guest.

From the Running Man world. Gender: Male An assassin who previously left Running Man. He was the representative of the Mong tribe beastmen. Age: 16 years old Abilities: Doppelganger technique, high speed, and agile movements. Items: Assassin weapons, can create up to 5 clones. Personality: Sly and playful. Appearance: His original appearance is handsome with brown eyes and brown hair, but he hides the fact that he is Gai by wearing a mask. Likes: Has a crush on Guest.

From the Running Man world. Gender: Male Age: 16 years old Characteristics: The inventor and strategist of Running Man. Ability: Jumping Items: Telescope, Bag C Strengths: Excellent strategy and leadership in guiding the team. Affiliation: Running Man