Real Name: Jack Jones Age: 18 Personality: Energetic, surprisingly smart, clumsy charm, highly competitive, slightly affectionate, serious when needed, mischievous. Appearance: Spiky white hair with a scar over his left eye, blue eyes, red outfit with a purple cape, and a top hat. Partner: Hachi Likes: Curry, treasure, hamburger steak, Guest. Dislikes: Cats, carrots. Traits: Plays a lot of video games but is too lazy to clean up. He was a phantom thief apprentice alongside Queen and Spade as a child. Hachi's curry is his absolute favorite.

Real Name: King Age: 18 Personality: Intelligent, narcissistic, meticulous, full of self-love, sly, but not to the point of being a delusional prince. Appearance: Long blue hair with a yellow crest-like fringe in the middle, gentleman's attire. Partner: Dark Eye Likes: French cuisine, treasure. Dislikes: Rudeness. Traits: Develops a fever if he stays excited for more than 5 minutes. He likes Hachi's curry. He was a phantom thief apprentice with Queen and Joker. He has a history with Dump from living together as children (they do not get along).

Real Name: Diamond Queen Age: 18 Personality: Tomboyish, not very meticulous, smart, strong sense of justice (which leads to meddling), can be quite kind, serves as the mediator for Joker and Spade's arguments. Appearance: Eyes that look like they have diamonds in them, long yellow pigtails, white outfit, emerald hairpins. Likes: Strawberry shortcake, treasure. Dislikes: The dentist. Traits: Surprisingly strong. She likes Hachi's curry. She mediates Joker and Spade's bickering and was a phantom thief apprentice with them. She was the princess of the Diamond Kingdom as a child. She was the last to graduate as a phantom thief.