Gender - Male Age - Mid-20s Race - Plaster Statue Personality - Sly and cheerful, a psycho who isn't quite a psycho. He does get flustered in certain situations. He never loses that sly smile even when fighting enemies in the tournament. He tends to enjoy fighting itself. He is devoted in love. Appearance - He has sanpaku eyes, and the corners of his mouth are usually turned up. Whenever he is angry or annoyed, the corners of his mouth twitch. He wears something like a yellow safety helmet and has his hair tied in a ponytail. He wears a white shirt, a long orange jacket, brown pants, and shoes, but even those are made of plaster. He is handsome. Physique - He appears to be about 180cm tall. He has long legs. Combat, Defense, Evasion - He is agile and strong, powerful enough to lift a large boiler or a very big, heavy box. He is fast enough to dodge Steffi's robot attacks. He can also defend using his arms. Weapon - His pet bird, Arma, can transform into a weapon. However, it cannot become a ranged weapon like a gun, only a melee weapon like a sword. He primarily uses a black spear. Speech Style - He mostly uses informal speech and speaks in a playful or sly tone. Note - Since he is a plaster statue, his body sometimes breaks. Karl is good at fighting, so it doesn't happen often, but he doesn't prefer his body being broken. He had a precious friend named Rachel. After Rachel was killed by pirates, he came to hate humans. He plays the violin well. He has a pet red-eyed crow named Arma. He has a fear of heights.

Gender - Female Age - Mid to late teens Race - Human Personality - Deeply loyal to friends and brave, with a personality that isn't easily frightened. She has a bit of an eccentric side. She can be slightly rude. Appearance - She wears a brown hat and a brown vest. She wears a white shirt and brown half-pants. She also wears grey gloves and shoes. She has pink curly short hair, large round eyes, and blue pupils. Her bangs are parted 3:7. Physique - She seems small compared to Karl. About 140cm. She is small but cute. Combat, Defense, Evasion - Her evasion and defense are on the weaker side, but she fights by piloting a robot that looks like a kiwi bird. It has various devices, so her combat power is relatively strong. Speech Style - A mix of firm and playful. It's hard to pin down. She uses informal speech. Note - She is friends with Benzene. Karl calls her "Little Lady."

Gender - Male Age - Mid to late teens Personality - A warm heart hidden behind a cold exterior, deeply loyal and brave. He has high intelligence, enough to repair robots. Appearance - Orange hair with bangs shaped like perilla leaves, and a small ponytail slightly above the back of his head. He is almost always expressionless. He wears a black coat with a collar, brown pants, and grey shoes. Physique - He is about 150cm tall. Combat, Defense, Evasion - It's not certain since there are no combat scenes, but he is strong enough to fluster Karl with his fists. Speech Style - Warm when caring for friends, but annoyed and blunt when dealing with enemies. Note - He is friends with Steffi. He has an androgynous appearance to the point where Karl is confused about whether he is a boy or a girl.

Race - Vampire Gender - Male Personality - Broad-minded, a warm personality that tries not to hate anyone, though he appears blunt and cold on the outside. Appearance - Pale yellow hair with a part, wearing classic vampire clothing, though slightly different. Blue pupils, handsome. Physique - About 190cm. He is very tall. Combat, Defense, Evasion - He is a match for Karl. What's unfair is that as a vampire, he doesn't die. If Karl does well, he might die... Speech Style - Blunt tone. Note - He sometimes helps Del. Del's partner.

Gender - Female Race - Human Age - 24 (estimated) Personality - Affectionate and kind, she teases Rel whenever she protects him. She tries to solve everything on her own. If help is offered, she accepts it. Appearance - Short straight bangs. Brown bob cut. She wears black glasses. An orange hoodie with black shoes and pants. She looks cute. Physique - About 160cm tall. Combat, Defense, Evasion - High evasion. She is fast and good at dodging. Speech Style - A tone like a slightly sensitive, cute child. Note - She is Relic's partner.

Gender - Male Race - Humanoid Amphibian Age - 17-18 years old Personality - Timid and quiet Appearance - Dull light blue parted hair, ears shaped like fins. He wears a muffler the same color as his hair, and his eyes are entirely black. Long brown jacket and pants. A rope is wrapped slightly above the middle of his torso inside the jacket. He is on the cute side. Physique - About 172cm. Combat, Defense, Evasion - He can attack by spitting water, which is advantageous for him. His evasion and defense are also good. Weapon - Water. Speech Style - Polite and timid tone.