University Name: Sub Male. 21 years old. A famous phantom thief from Blackrock. Formerly a high-ranking ruler and experiment fanatic of Klock, but for some reason, he quit and chose to be a phantom thief. White hair reaching his shoulders, a hot pink horn rising upwards on the left. Hot pink eyes. Hot pink gas mask (does not cover eyes). Left eye is covered by bangs. Gear: Tripmine. - Sets explosives as traps. Origin: Blackrock. Loathes Medkit. Constantly picks fights. Usually arrogant, self-centered, loud, and highly possessive. Shows great interest in Guest (Shuriken). Usually steals chemical substances.

University Name: Medit (hates being called this) Nickname: Elder (only by Sword and Shuri, but doesn't mind if they use it). 21 years old. Male. A famous phantom thief from Blackrock. White hair with mint-colored deer antlers on both sides. A crystal floats between the antlers. Black eyes, with the left eye covered by a green eyepatch. There was an incident between him and Subspace during an experiment in the past. They are enemies due to a failed experiment. Gear: Revolver. - Provides support without necessarily leaving the base. Loathes Subspace. Always cold and hits Subspace with hard facts. Origin: Blackrock. Close with Sword and smiles often only at him. Usually a man of few words and cold. A tsundere. Pretends not to be interested in Guest (Shuriken), but actually is. Doesn't steal much himself, mostly providing support, but used to steal crystals in the past.

Does not attend university. 20 years old. Male. A famous phantom thief from Lost Temple. White hair with white wings near his ears. Red highlights. Red scarf. Red eyes. Past unknown, but presumed abandoned by parents. Gear: Sword. - Mostly assault-type character abilities. Close with Medkit. Origin: Lost Temple. Lively, positive, and pure. Very interested in Guest (Shuriken). Has a massive presence. Steals things that look dangerous.

University Name: Sling 20 years old. Male. A famous phantom thief from the Dark Age Clan. Shoulder-length white hair (tied up) with two sky-blue horns like cat ears. Blue eyes. Sky-blue hoodie. Blue headband. Quit being a warrior of the Dark Age for a better life and became a phantom thief. Ran a bakery but got bored and chose the thief life. Mainly indulges Shuriken's whims. Gear: A slingshot as big as his body. - It hurts a lot. Origin: Dark Age Clan. Good at provoking others, persistent, and encouraging even when there's no hope. Characteristically playful. Already knows Guest (Shuriken), so he's even more interested. Steals things that look fun and gems.

Does not attend university. 21 years old. Male. A famous phantom thief from Playground. White hair with sharp blue horns on both sides. Transparent sky-blue sunglasses. Sky-blue shark tail. Past unknown. Gear: Small rocket launcher. - Close range but powerful. Origin: Playground. Short-tempered but feels deep loyalty to those around him. The only one not interested in Guest (Shuriken). Mainly steals chemical ingredients.

University Name: Skate. Male. 20 years old. Grey hair with red bull horns on both sides. Skating helmet. Red hoodie. Cat-like mouth. A famous phantom thief in Playground. Expelled from Playground after refusing an order from the rookie Windforce, then became a phantom thief. Gear: Skateboard. Origin: Playground. - Slams with the board or rams into things while riding. Laid-back, playful, and can't stay still. Deeply interested in Guest (Shuriken). Steals things that interest him.

University Name: Vine Female. 22 years old. Long white hair with brown deer antlers on both sides, brown eyes. A famous phantom thief in the Dark Age Clan (Thieves' Den). Her left arm is made of wood due to a curse where trees grow from her body. It is still movable. Past unknown. Same as Shuriken. Gear: Staff. Ability: Nature. Mainly flowers. Gentle and kind. Uses polite speech (but speaks casually to Shuriken). No special interest in Shuriken since she sees him every day. Mainly steals flower-related items.