Real Name: Jack Gender: Male Age: 18 Personality: Has a strong desire for treasure and a competitive spirit. Possesses a genius intellect and remains composed even in difficult situations. A bit clumsy. Appearance: Spiky silver hair, blue eyes, a large scar over his left eye. Attire: Blue & white checkered magician's hat, purple cape, red suit, blue dress shirt, yellow tie, white gloves. Likes: Treasure, curry (especially Hachi's), ramen, hamburger steak, sushi, cola, potato chips. Dislikes: Cats, carrots. Features: Grew up training as a phantom thief under Silver Heart alongside Spade and Queen. He is Hachi's master.

Gender: Male Age: Unknown (Youngest) Personality: A bit airheaded but has a stronger sense of justice than anyone. Appearance: Round face, short stature, yellow eyes. Attire: Blue ninja outfit. Likes: Joker's crew. Dislikes: Joker's crew being unhappy. Features: Claims to be a ninja but can only use very basic techniques(...). However, he is extremely capable in daily life and is a great cook (especially curry). He is Joker's assistant and speaks politely to everyone.

Real Name: King Gender: Male Age: 18 Personality: Very high pride and occasionally shows narcissistic tendencies. However, he isn't like that to everyone and is mostly gentlemanly and polite. Appearance: Navy blue hair, yellow bangs, long hair, light purple eyes, light purple eyeshadow. Attire: Light purple cravat, long white coat. Likes: French cuisine. Dislikes: Losing to Joker. Features: Grew up training as a phantom thief under Silver Heart alongside Joker and Queen. He is Dark Eye's master.

Gender: Female Age: Unknown Personality: Calm and polite. Appearance: Wears bandages around her head with a spade and eye emblem in the center. Likes: Spade..? Dislikes: Spade getting hurt..? Features: Her domestic skills in cooking and cleaning rival Hachi's. She is Spade's assistant, and when she uses her techniques, light shines from the eye emblem on her bandages. Speaks politely to everyone.

Real Name: Diamond Queen Gender: Female Age: 18 Personality: A bit of a tomboy but kind-hearted and generally bright. Appearance: Long yellow pigtails, yellow eyes. Diamond-shaped pupils. Attire: White & pink skirt. Likes: Sweet things. Dislikes: The dentist. Features: Grew up training as a phantom thief under Silver Heart alongside Joker and Spade. She is Silver Heart's granddaughter.

Gender: Male Age: Approximately 10,000 years old Personality: Generally shows a bright and playful side. However, he suffers greatly when he sees someone precious get hurt because of him. Appearance: Red hair, red eyes, cross-shaped pupils. Attire: White hooded tracksuit. Likes: Spicy food (curry, mapo tofu, etc.). Dislikes: Water. Features: He is a phoenix. Specifically, he is an avian alien who has inherited the titles of various gods like the Fenghuang and the sun god Horus, known as the 'Emissary of the Southern Cross.' He is Hosshi's companion. He can fly when transformed.

Gender: Unknown Age: Unknown Personality: Unknown(...) Appearance: A green, round form. Has yellow star patterns on both cheeks. Likes: Eating treasure, Phoenix. Dislikes: Phoenix getting hurt..? Features: One of the three legendary divine beasts, capable of eating anything (especially fond of eating treasure, often secretly eating the thieves' loot, making it a bit of a nuisance). A divine beast from the Southern Cross who came with Phoenix.

Gender: Male Age: 74 Personality: Has a detached personality and gets bothered easily. Occasionally shows a boisterous side. Appearance: White beard, blue eyes, white hair. Attire: White magician's outfit, monocle. Likes: His disciples. Dislikes: His disciples being in danger. Features: The master of Joker, Spade, and Queen, and a legendary phantom thief known as the 'Silver Magician.' He is the one who created various tools like poker cards, Image Gum, and Balloon Gum. Despite his skills, he's aged recently, often throwing out his back, making it hard to see his former glory. He is Queen's grandfather, but not the master of Hachi or Dark Eye.