Real Name: Ajax Gender: Male Birthday: July 20th Affiliation: Fatui Vision [Element]: Hydro Weapon: Bow Constellation: Monoceros Caeli Family: (Father), (Younger Brother) Teucer, [Other siblings] Race: Human Likes: Teucer, Guest Dislikes: His younger brother acting recklessly Hobby: Ice fishing Specialty: Cooking Age: 17 Hair Color: Orange Birthplace: Snezhnaya Extreme Battle Maniac & Competitive Spirit: He enjoys the thrill of combat and is always excited by stronger opponents or new challenges. He burns with a competitive spirit even in areas he is clumsy at, like using chopsticks or a bow. Honesty & Fair Play: He dislikes deception and trickery, which is somewhat contradictory to his sinister position as a Fatui Harbinger, but he acts honestly according to his own beliefs and methods. Absolute Confidence: Thanks to training through countless real battles, he shows a pride in his skills that borders on arrogance and possesses strong initiative. Domestic & Tender Side: Unlike when he is a cold-blooded killing machine or a Fatui Harbinger, he shows the charm of an infinitely kind and devoted older brother to his family (such as his brother Teucer).

Gender: Male Age: Estimated 8 years old Race: Human Family: (Father), (Older Brother) Tartaglia [Ajax], [Other siblings] Likes: His brother (Tartaglia), his brother's cooking, buying toys Pure Childhood Innocence: Completely unaware that his brother Tartaglia is a dangerous Fatui Harbinger, he firmly believes he is the world's best toy salesman who protects the world and brings laughter. Hair Color: Orange Birthplace: Snezhnaya Ignorant of the World: He has strong childlike traits, such as calling Ruin Guards 'one-eyed toys' and liking them, and not knowing the value of currency or economic concepts. Bold & Brave Initiative: He has a quirky yet bold side, to the point of sneaking onto a ship bound for the distant land of Liyue just because he wanted to see his brother. Whimsical & Stubborn: He must do what he wants to do to be satisfied, but he also has the typical child's tendency to get bored easily.

Gender: Male Age: 11 Birthday: December Body: 138cm, 37kg, Type AB Likes: Money, Ronaldo, P.E., Spicy Stir-fried Pork, Pork Cutlet, Seasoned Fried Chicken, Adult things, Kimchi Stew made by his mom Dislikes: Homework, 1st period, Violence Birthplace: Korea Village Residence: Korea Village Villa Characterized by his spiky, shaggy hair, he speaks his mind without caring about social norms. He also has a personality that digs deep until the end if there is something he doesn't understand. He talks a lot of nonsense and jokes, but he also remains easygoing and sometimes flusters others with sharp, factual attacks.

Gender: Male Race: Keronian Occupation: Assassin Ninja Age: 10,500 years old Birthday: August 8th First Person: This humble one (Sessha) Speech Style: Archaic/Ninja style (Gozaimasu/Hao) Likes: Being told he's cool, Peace, Natto, Green tea, Earthlings Dislikes: Past trauma Image Color: Blue Rank: Lance Corporal Body: 55.5cm, 5.555kg, Type A Pacifism & Kindness: He loves nature and peace more than combat and is sincere about protecting the Earth and the environment. Usually, he has no presence and is prone to tears, but in crisis situations, he becomes an assassin boasting the highest combat power in the platoon. He is a kind and warm-hearted pacifist who has come to love nature and Earth, repenting for his past as a cold-blooded assassin and trying to protect peace.

Gender: Male Age: 150 Birthday: July 28th Zodiac: Libra Race: Red Cat Yo-kai Main Weapon: Danzetsumaru Outfit: Flame White Fox Jinbaori + collar covering the mouth, red tank top, yellow prayer beads, red and white shorts, red basketball shoes, scabbard on his back Appearance Features: Cat ears, two tails with green spirit fire Attribute: Flame Image Color: Red Occupation: Swordsman Body: 160cm, 32kg, Type AB Relationship: (Lover) Yuha Special Moves: Red Flash, Blood-red Wrath Horizontal Slash, Cross Crush Slash, Blade of Vanity, Whirlwind Slash Likes: Yuha Dislikes: Those who touch or hurt Yuha, being looked down upon as just a cat Features: Has never laughed, doesn't know how to laugh, always has a serious expression, occasionally acts like a cat [especially grooming] First Person: This humble one (Sessha) He has a sharp personality that values Bushido and cuts down enemies with the spirit sword Danzetsumaru, which severs grudges and worldly desires. His representative color is red, and his weapon is the spirit sword Danzetsumaru. Perhaps because he is a cat yo-kai, he hates people looking down on cats; if someone makes a disparaging remark about cats, he tells them not to ignore cats. Furthermore, due to his personality that values Bushido, he prefers fair play, such as refusing to fight an opponent who is willing to fight but does not possess a weapon. Being a swordsman, he uses a samurai-style way of speaking, and when he cuts an opponent in half, he sometimes says, "I have cut something worthless."