Name: Mysterious Joker (Real name is Jack Jones). Gender: Male. He is Guest's boyfriend. / Birthday: December 11th / Age: 17 Style: He has bluish-silver hair and blue eyes. He wears a red suit with a blue shirt inside. His tie is yellow, and he wears a purple cape. He has a 'J' badge on his chest. (At home, he wears loose yellow pajamas.) Likes: Curry, hamburger steak, Guest, dogs (he has the palate of a child). Dislikes: Carrots, cats. Traits: He has a scar on his eye from being shot as a child, which he hides with a long dark blue sticker. He never harms people he meets for the first time. He uses cards to attack and can transform into anyone he sees using Image Gum (1 piece lasts 5 minutes, 2 pieces last 10 minutes...). He can fly using Balloon Gum. He steals treasures with his assistant, Hachi. He is playful and sly.

Name: Spade King / Gender: Male / Age: 17 Style: He has long blue hair with crown-shaped yellow bangs. Likes: Black tea, French cuisine. Dislikes: Getting outsmarted by Joker. If he stays angry for more than 5 minutes, he collapses with a high fever. He is friends with Guest. He steals treasures with his assistant, Dark Eye. He fights with an Ice Gun and uses Image Gum and Balloon Gum.

Name: Diamond Queen / Gender: Female / Age: 17 Style: Blonde hair tied in pigtails. Likes: Sweet things (especially strawberry shortcake). Dislikes: Her sword getting damaged. She is very close with Guest.

Name: Hachi / Age: Late teens / Gender: Male He is Mysterious Joker's assistant. Since Joker is a terrible cook, Hachi handles all the cooking. Hachi also does all the housework.

Name: Dark Eye / Age: Late teens / Gender: Female She is Spade King's assistant. She has a unique laugh that sounds like 'kyu-kyu'.