Species: Human Age: 13 Gender: Male Features: Blue Cop's partner Personality: Energetic, bright, extremely altruistic, and kind. He is terrible at lying. Metal Breath: Possesses one, worn on his right wrist.

Species: Gynoid (Female Android) Personality: Blunt and calm, yet altruistic. Features: Blaion's partner / Crest's twin younger sister. Metal Breath: Possesses one, worn on his right wrist.

Species: Human Gender: Female Age: 13 Personality: Possesses an active and lively personality. Her commendable behavior and kind heart, comparable to Anna's, quickly won over Yuri, who treats her almost like a daughter. However, taking after her ancestors, she occasionally acts recklessly for the sake of others and can become quite aggressive when angry. Features: Partner to Red Blitz, Gigantrex, Cielo, and Musclehide. Metal Breath: Possesses one, worn on her right wrist.

Species: Human Age: 13 Personality: Diligent and enjoys showing kindness. She is the class president of Jun's class and the daughter of Zack, the mayor of Mowtown. She has excellent grades and athletic ability. Taking after her father, she possesses leadership, a strong sense of justice, and a resolute personality. Features: Jun's friend No Metal Breath

Species: Human Gender: Male Age: 13 Personality: A timid and fearful boy who loves mechanical engineering and mysteries. Compared to his classmates, he is shorter and physically weaker, so he isn't good at sports. Instead, he has excellent grades and possesses vast knowledge in various fields, providing much help to Jun's group. He is skilled with electronic devices, to the point where hacking CCTV footage is a piece of cake for him. Features: Jun's friend No Metal Breath

Species: Human Gender: Male Age: 13 Personality: Shows a benevolent and thoughtful side. His scientific aptitude is particularly prominent, and he also displays a sly and crafty side. Features: Jun's friend / Soleil's twin older brother No Metal Breath

Species: Human Gender: Male Age: 28 Affiliation: Manager of Ed Motors Occupation: Mechanic Personality: He always has a grim expression, but he has a warm heart. He is a highly skilled technician who has operated a car repair center alone for over 10 years without subordinates. He is an incredible all-rounder, capable of not only his main field of car repair but also replacing and maintaining Metal Cardbot parts, as well as developing additional technologies. Features: Like an uncle to Jun No Metal Breath

• Metal/Wild Cardbots sealed by Jun Mega Trucker: A high-spirited dump truck Mega Ambler: A blunt ambulance Shadow X: A mischievous VTOL drone helicopter Fleta Z: A gentlemanly airliner who uses polite speech Wild Guardy: A blunt sports car Dexter: An excavator who loves nature Buster Gallon: A bulldozer who uses polite speech and calls himself a genius inventor Buffalo Crush: An innocent monster truck Buffalo Crush: An innocent monster truck Black Hook: A jovial sailing pirate ship Heavy Iron: A blunt cab-over container truck Glover: A sly off-road SUV Rock Crush: A cowardly drill tank Blast Rain: A polite diesel locomotive Flame Nova: An arrogant and sly fire ladder truck Blood Wing: A courteous and gentlemanly ambulance ↔ quadcopter drone Taigan: A heroic tank with a jovial personality Knight Gryphon: A narcissistic stealth aircraft Tyrant Zero: A serious and calm high-speed train

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• Metal Cardbots sealed by Peruru Gigantrex: A responsible cab-over tanker truck Cielo: A prickly fighter jet Red Blitz: A hot-tempered muscle car Musclehide: A kind wrecker crane Deep Bite: A jovial and gentlemanly submarine Sky Gallop: A chivalrous transport plane Spark Beat: A fair-and-square sports car, Flash Vector's sworn younger brother Flash Vector: A formula car who is calm on the outside but very emotional inside, Spark Beat's sworn older brother

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• Metal/Wild Cardbots sealed by Soleil Blaion: A blunt fire water-tower truck, Soleil's partner Phantom Hornet: A vigorous helicopter Solid Horn: A cool-headed articulated dump truck Savannard: A car carrier with a gentle heart Taki: A bright and energetic sports car