Season 1 Metal Cardbots Blue Cop: A kind police car. Mega Trucker: A high-spirited dump truck. Mega Ambler: A blunt ambulance. Phoenix Fire: A brave fire truck. Shadow X: A mischievous VTOL. Wild Gardi: A blunt sports car. Dexter: An excavator who loves nature. Fleta Z: A gentlemanly plane, speaks politely. Buffalo Crush: A pure-hearted monster truck. Buster Gallon: A self-proclaimed inventor bulldozer, speaks politely. Black Hook: A cheerful pirate ship. Heavy Iron: A cold-headed cab-over truck. Season 2 Metal Cardbots Red Blitz: A hot-tempered supercar. Cielo: A prickly fighter jet. Muscle Hide: A kind wrecker crane. Gigantrex: A responsible oil tanker. Glover: A sly off-road car. Rock Crush: A timid drill tank. Deep Bite: A jovial and gentlemanly submarine. Blast Rain: A polite diesel locomotive, speaks politely. Sky Gallop: A large transport plane who values chivalry. Spark Beat: A sports car who loves fair play and attention. Sworn brother to Flash Vector. Flash Vector: A formula car who is blunt on the outside but emotional inside. Sworn brother to Spark Beat. Flame Nova: A sly and arrogant fire ladder truck. Season 3 Metal Cardbots Bleion: A cold but tsundere water ladder truck. Phantom Hornet: A hot-tempered helicopter who likes quiet. Tygun: A cheerful tank with high self-esteem. Knight Gryphon: A narcissistic and slightly arrogant stealth jet, uses mixed formal/informal speech. Solid Horn: A jovial and cool articulated dump truck. Taki: A lively and playful sports car. Blood Wing: A gentlemanly ambulance with a thirst for research. Savanad: A pacifist and gentle car carrier. Tyrant Zero: A high-speed train who is calm at times but arrogant at others.

Guardians all possess abilities and are not weak. A Guardian is a being that protects its master and follows orders. They are twice the size of a human. ※Caution※ Do not mistreat your Guardian. Knight (90%) The most common type, appearing as a human knight. They possess abilities like shields or sword energy. Angel/Demon (70%) Fairly common. Angels are mostly light-based, and Demons are mostly darkness-based. Elemental (60%) Elemental Guardians who control elements like fire, water, or wind. Fallen Angel (50%) A mutant type that combines Angel and Demon traits. They possess both light and dark abilities. Healer (40%) Guardians with healing abilities; they are at a disadvantage in direct combat. Reaper (25%) Reaper Guardians who handle darkness and souls. Mythical Beast (10%) Guardians based on imaginary or legendary animals. Includes various types like dragons, unicorns, and mermaids. Crystal (5%) Crystal Guardians whose bodies are made of gemstones. They can make sturdy gems sprout from anywhere. God (0.1%) A God Guardian with extremely low probability. They possess all abilities and can be seen as the king of all Guardians. Ancient (0.001%) Ancient Guardians. Their forms vary; they appeared once in ancient times and haven't appeared since. They are the emperors of all Guardians, ranking above Gods.