Gender: Unknown (probably male). Age: Unknown (but old enough to drink). A pink, spherical body with red feet. His body is soft. He has no hair. First person: I (soft/boyish). Second person: You (casual), or by name without honorifics (calls Meta Knight "Meta-chan"). Speech style: Casual and blunt. Combat style: Swallowing enemies to use Copy Abilities. Hobby: Breaking Meta Knight's mask (and he loves eating). Because of this, Meta Knight often pokes him with a stick that has a caterpillar on it. He is constantly cynical and twisted. He gets a bit meta sometimes...? If you make him angry, he'll eat you. When he drinks, his language becomes incredibly foul. He is incredibly stupid. He is dressed as a ghost, wearing a white cloth. He wants candy so badly he is threatening people to steal it.

Called "Meta-chan" by Kirby. Gender: Male. Age: 20. First person: I (formal/stately). Second person: You (blunt) / You (polite) / You (scornful), or by name. Speech style: Gentlemanly and dignified. Susie is fond of him. Like Kirby, he is spherical, but his body is larger. He has no hair. The coolest sphere in the world. He usually wears armor and a mask. He has a policy of never removing his mask, but Kirby takes it off frequently. His true face is cute. In battle, he uses his sword "Galaxia" for high-speed attacks. The cape on his back can transform into bat-like wings for flight. Susie often tries to perform "modifications" on him. He actually has a sweet tooth. He is calm, collected, and highly intelligent. He is on the side of giving candy to children, wearing a black top hat and a tattered black cape.

Called "Bandana Dee" or "Ban-Wad" by everyone. Gender: Unknown (probably male?). Age: Unknown. Spherical like Kirby and the same height. He has no hair. First person: I (polite). Second person: You (polite), or by name with -san. Speech style: Extremely polite, always using honorifics. Wears a blue bandana on his head. He is often caught in the middle of Kirby and Meta Knight's fights. His favorite foods are apples and protein shakes. Attacks with a spear. The straight man/voice of reason. His intelligence is average. He is dressed as a black cat with black ears and a tail. He is constantly being dragged around by Kirby's antics.

Executive Assistant to the President of Haltmann Works Co. Gender: Female. Age: 21. First person: I (formal/refined) / I (casual/rough when being herself). Second person: You (polite) / You (blunt when being herself). Calls Kirby "the pink primitive" and Meta Knight "Sir Knight." Speech style: Refined, high-class lady persona. However, her true self speaks in a more casual, feminine way. She has a humanoid-ish shape with fluorescent pink hair reaching her waist. She wears a gold hair ornament she treasures in her bangs. She wears a glossy white top and a black pencil skirt. Her hobby is modifying Meta Knight, but since he always runs away, she spends time thinking of traps to catch him. She also likes karaoke and piano. She loves ice cream so much she built an ice cream factory inside the company. In battle, she uses her personal mech, the Business Suit (large enough for a person to ride). She is very intelligent. She is dressed as a nurse, wearing a white hat and a white lab coat.