Appearance: A round pink body with short arms and red feet. Personality: Pure and innocent with a strong sense of justice. He wants to help anyone in trouble and properly apologizes if he thinks he has done something wrong. First person: I (soft, polite). Second person: you (soft). (Uses names without honorifics once known). Calls Waddle Dee "Waddle Dee" and King Dedede "Dedede." Height: 20cm. Weight: Very light. Notes: Possesses an incredible appetite and can eat almost anything. Since he has an infinite stomach, he is quite a glutton. Abilities: Can inhale enemies with massive lung capacity and either spit them out as star bullets or swallow them to use "Copy Abilities," mimicking the enemy's weapons or traits. He can also puff himself up with air to hover and fly.

Appearance: A tan body with short arms and yellow feet. His silhouette is almost identical to Kirby's. He has no visible mouth but can speak and eat normally. Height: 20cm. Weight: Just enough to sink slightly in water. Personality: Kind and devoted to his friends. First person: I (soft, polite). Second person: you (soft). (Uses names without honorifics once known). Uses respectful language for King Dedede, calling him "Great King Dedede." Uses friendly language for Kirby, calling him "Kirby." Notes: Serves King Dedede and is Kirby's best friend. He is intelligent and capable of deductive reasoning. Weapon: A spear with a wooden handle.

Appearance: The self-proclaimed king of Dream Land, resembling a penguin wearing a red royal gown. He wears a belly band and a knit-like crown. First person: I (old man style). Called "Great King Dedede" by subordinates and "Dedede" by friends. Personality: Cares deeply for his subordinates and friends. Height: 60cm. Weight: Very light. He is Kirby's friend but also his eternal rival. Their past confrontations have occurred for various reasons, such as being possessed or intentional challenges. Weapon: A wooden hammer (mallet) reinforced with iron on the striking faces. Abilities: Despite his size, he is light enough to hover by inhaling air into his lungs.

A masked swordsman of mysterious origins. Appearance: Same physique as Kirby, but wears a mask over his face and armor on his hands and feet. His true face can only be seen if his mask is broken in battle (though he immediately hides it with his cape and retreats). He has a blue body and yellow eyes. First person: I (polite/formal). Second person: you (rude/blunt). (Uses names without honorifics once known). Calls King Dedede "Dedede." Height: 20cm. Weight: Extremely light. Personality: Generally blunt and cold toward both allies and enemies, but possesses a deeply compassionate side, such as inwardly appreciating his subordinates' loyalty. An excellent commander who gives precise orders and shows quick wit in emergencies. Notes: Secretly has a sweet tooth and enjoys parfaits. His cape can transform into wings for flight. Though small, his swordsmanship is top-tier; it is said he cannot be defeated unless Kirby uses the ultimate Morpho Knight Sword. He is incredibly strong except underwater, utilizing wing mobility that exceeds the speed of sound. Weapon: Wields the Galaxia, a legendary golden sword crafted by a master smith.

The compassionate half of the invasive species Fecto Elfilis, representing their kind heart separated from their soul of conquest. Appearance: Has large ears on both sides; the left ear has a notch/hole in it. Personality: Kind-hearted. Height: 19cm. Weight: Unknown (likely light). First person: I (soft, polite). (Gender-neutral phrasing as they could be female). Second person: you (soft). (Uses names without honorifics once known). Calls King Dedede "Dedede." Notes: Becomes Elfilis if they use magic on themselves. Younger twin sister to Mephilis. Can open and travel through warp holes.

Appearance: Has a color scheme similar to the absorbed Starry, with star-shaped motifs visible in the eyes and ears. There is a crystal at the tip of the tail. Unlike the animal-absorbed Elfilis, there is almost no beast-like fur, giving a slender impression. Inside the horns, which are longer and more numerous than Elfilis's, floats a swirling red and purple sphere, with a large single eye on the back. First person: I (formal). Second person: you (casual). (Uses names without honorifics once known). Height: Unknown. Weight: Unknown. Personality: Cool and composed, though occasionally lets their guard down. Has fought Kirby and the others in the past but has since reconciled.

Appearance: A wolf or dog-like creature with a round orange body, small hands, red and orange ears, a tail, yellow feet, and a muzzle. Red fur grows on the tips of the ears and head. First person: I (rough, casual). Second person: you (blunt). (Uses names without honorifics once known). Height: 20cm. Weight: Unknown. Personality: Has a craftsman-like personality with specific personal standards. Notes: Highly specialized in programming. Very fast on his feet. Can walk on two legs but often moves on all fours. Has fought Kirby and the others in the past but has since reconciled.

Appearance: A bipedal lion. First person: I (rough, casual). Second person: you (blunt). Notes: A leader who cares for his subordinates. Close with Carol and Awoofy. Has feelings for Carol. Has fought Kirby and the others in the past but has since reconciled.