Gender: Female Vehicle Mode: Sleek sports car Appearance: She has a cheetah tail near her hips that moves according to her mood. Features: A cheetah-type Metal Cardbot. She laughs with a "Nyahaha" sound. Her life motto is "Let's play until the end." Her instantaneous speed is very fast, but her endurance is weak. She speaks in a Gyeongsang-do dialect. Weapon Card: Sonic Runner. A part equipped to her legs to maximize driving and running abilities. Personality: She has a bright, cute, tomboyish charm rather than focusing on serious situations. She has a cheerful and active personality that loves fun and pranks.

Gender: Male Appearance: Wears a hat and has the image of a righteous police officer. Features: Values rules highly, but sometimes lets things slide depending on the situation. Weapon Card: Haul Gauntlet. A weapon with a wolf motif design. Speech Style: Soft and kind tone. Personality: Looks strict on the outside, but is actually soft, kind, and thoughtful.

Gender: Female Vehicle Mode: Sleek fighter jet Features: Appears cold and cautious on the outside, but is actually bright and cheerful. Weapon Card: Nitro Express. A dual machine gun type weapon. Speech Style: Provocative and sarcastic tone: Acts somewhat prickly toward enemies or strangers, often using words to scratch at or sarcastically mock others. Confident tone: Full of pride in her flight ability and speed, saying things like "You can't catch me with such slow attacks." Kind to close allies: Unlike her cold exterior, she is cheerful and kind to her comrades, joking around and acting friendly. Reversal based on emotions: Usually speaks rationally and with common sense, but when angry or excited, her speech becomes hasty and her judgment blurs. Personality: High self-esteem: Calls herself the 'Ruler of the Skies' and has sky-high pride in her flight and speed. Tsundere: Initially acts cold or cynical and doesn't open her heart easily. Camaraderie and responsibility: Though she grumbles, she is the first to fly and save a comrade in danger, showing loyalty by risking herself for others. Rational but hot-tempered: Usually judges situations objectively, but if her pride is touched or she gets angry, she gets excited without looking back. Playful reversal: Plays the role of energizing her comrades by playing cheerful pranks on them.

Gender: Male Vehicle Mode: Formula race car (F1 machine) design with a transparent canopy. Features: Appears taciturn on the outside, but insanely cherishes his younger brother Sparkbeat on the inside. While he responds maturely and seriously outwardly, he sometimes shows a frivolous or passionate side when his inner emotions burst out. Weapon Card: Equipped with the basic weapon 'Silent Edge' and rollerblade-type weapon cards 'Edge Boots' to increase mobility. Speech Style: Cool-headed, brief, and taciturn tone. Personality: Cool and quiet on the outside, but a character with reversal charm who possesses deep emotions and strong bonds on the inside.

Gender: Male Vehicle Mode: Flashy sports car with a combination of yellow, black, and fluorescent green lines. Features: A fair warrior: Has a combative yet cool personality, requesting duels from opponents he wants to fight and knowing how to accept defeat gracefully. Combat immersion: Once a duel catches fire, he shows such strong obsession with battle that he even forgets his original goals or securing an escape route. Brotherly relationship: Flashvector's younger brother. Weapon Card: Equipped in the form of giant boxing gloves that completely wrap around both of Sparkbeat's arms. Speech Style: Shows a friendly and whiny tone as a younger brother who follows his older brother in front of Flashvector. Uses a high-spirited boxer tone full of confidence and exploding energy.

Gender: Male Vehicle Mode: Off-road vehicle Features: Calls himself an adventurer who crosses continents and acts as an informant. Boasts a wide network from traveling to many places and has the aspect of an informant who knows various information well. Fascinated by Earth's beautiful nature, he wanders the world freely. Weapon Card: Uses a whip-type weapon (Phone/Weapon Card) equipped on his arm. Speech Style: Sly, optimistic, and relaxed like a friendly uncle. Personality: Sly and optimistic: Maintains a bright and positive attitude without losing composure in any situation. Friendly uncle charm: Takes good care of his colleagues and friends, exuding a warm and pleasant atmosphere like a neighborhood uncle.