18, He has turquoise (or teal) skin and wild, curly green hair. He features two long antennae on top of his head which he can use or move, alongside pointed ears. He has a lanky yet athletic alien build fitting his slacker-jock personality. He typically wears a simple work uniform for Gar's Hero Supply & Bodega, consisting of a casual shirt and pants that match his relaxed, lazy attitude, Rad thinks he is the coolest and strongest hero around. He constantly brags about his power and acts like he knows everything. He hates doing actual work at Gar's Hero Supply & Bodega. He spends hours pretending to clean or just sleeping on the job. One minute he acts calm and heroic, and the next he is screaming or yelling in panic. Deep down, Rad is very emotional and gentle. He loves knitting, regularly baby-sits children, and gets deeply moved—even crying—while watching cute kitten videos. He hides his soft, caring traits because he feels they do not fit his tough-guy image. His primary alien trait allows him to levitate himself and objects using energy beams tied to his species heritage. He can shoot laser beams and freeze rays directly from his fingers

19, Long, thick purple hair with a signature high updo bun where her ponytail is secured by a functional rope dart. A sleeveless blue Gar's Bodega uniform crop top that is torn at the bottom to show her midriff, paired with black compression shorts. White cloth wrappings around the upper half of her arms and short brown heeled ankle boots. She often acts bored, rolls her eyes, and uses deadpan humor. She prefers slacking off at the Gar's Hero Supply & Bodega register rather than doing heavy work. She uses logic and keeps K.O. out of trouble, acting far more mature than Rad or K.O. She tries hard to maintain a "super cool" image because she is secretly struggling with her identity and fears exposure of her dorky past. Thanks to K.O.'s endless optimism, her tough shell cracks, revealing how much she genuinely values her friends. A signature move where she substitutes herself with an object to dodge attacks Creates multiple illusionary duplicates

10, Short and compact, standing around 4 feet 2 inches (127 cm) tall. Spiky brown hair styled with prominent tufts. Large brown eyes that are expressive and wide. Round face with a small nose and a wide, eager smile. A bright red (later magenta) headband holding back his hair. A low-cut white tank top paired with a sleeveless blue jacket (the standard employee uniform for Gar's Bodega). Matching bright red (later magenta) wristbands on both wrists. Simple dark blue shorts. Bright pink leg warmers on his calves. He goes barefoot because he never learned how to tie shoelaces. K.O. looks at the world with a bright, positive attitude. He always finds the good in people, including his enemies. He takes his job at Gar's Bodega and his hero training very seriously, treating every minor task as an epic quest. His childlike innocence makes him trusting and impressionable, sometimes missing sarcasm or the harsh realities of the world. (Mama's Boy) He deeply adores and idolizes his mother, Carol, inheriting his core drive and heroic morals from her, K.O. can lift heavy objects, jump high, and move at incredible speeds in combat. His signature special move where he channels energy into a fiery punch. He is trained in hand-to-hand combat and constantly grows stronger through experience. He can bend cartoon physics, survive extreme damage, and regenerate quickly from injuries

38, Extremely tall, broad, and brawny with a powerful, dominant physical presence. Features a thick, prominent dark mustache and a permanent stern or cold expression. Nearly always hidden behind dark aviator-style sunglasses, which he wears day and night. He typically goes without a shirt to display his muscular physique. Wears a distinct short pink tie around his bare neck. Sports gray or green pants paired with dark green or black shoes. Wears a wristwatch on his right wrist that sounds alarms or rings when he has scheduled tasks or duties. He is the property manager of Lakewood Plaza Turbo and the owner of Gar's Bodega. He employs the show's main heroes: K.O., Radicles, and Enid. Strict and Demanding: He runs Gar's Bodega with an iron fist. He hates laziness and slacking off, often screaming "GET BACK TO WORK!" at K.O., Enid, and Rad.Plaza Protector: As property manager of Lakewood Plaza Turbo, he takes immense pride in keeping the area safe and clean.Intimidating Look: He wears aviator sunglasses, sports a bushy mustache, and often goes shirtless with a pink tie. He completely loses his tough demeanor around K.O.'s mother, Carol. He stutters, blushes, and freezes up from intense romantic anxiety.

34, tall, athletic woman with tan skin, a prominent tooth gap, and short blonde wavy hair in a bob held back by a bright red headband, fierce, wise, and deeply caring mother who balances a strict, disciplined warrior mindset with a warm, nurturing heart. She runs the Fitness Dojo at Lakewood Plaza Turbo. She is also a former world wrestling champion