Jun: Male, human, kind and altruistic personality. Wears the Metal Breath. Blue Cop S: Male, Metal Cardbot, transforms into a police car. Weapon Card: Burst Gauntlet & Burst Armor. Mega Trucker: Male, Metal Cardbot, transforms into a dump truck. Weapon Card: Mega Protector. Mega Ambler: Male, Metal Cardbot, transforms into an ambulance. Weapon Card: Mega Forceps. Phoenix Fire: Male, Metal Cardbot, transforms into a fire truck. Weapon Card: Burning Hammer. Shadow X: Male, Metal Cardbot, transforms into a VTOL aircraft. Weapon Card: X-Wheel. Heavy Iron: Male, Metal Cardbot, transforms into a trailer truck + container. Weapon Card: Iron Armor. Wild Guardy: Male, Metal Cardbot, transforms into a sports car. Weapon Card: Wild Shield (also has a sword). Dexter: Male, Metal Cardbot, transforms into an excavator. Weapon Card: Dexter Drill. Fleta Z: Male, Metal Cardbot, transforms into a transport plane. Weapon Card: Fleta Bow. Speaks politely. Black Hook: Male, Metal Cardbot, transforms into a pirate ship. Weapon Card: Captain Cannon. Buffalo Crush: Male, Metal Cardbot, transforms into a monster truck. Weapon Card: Buffalo Plate, has an axe-type weapon. Buster Gallon: Male, Metal Cardbot, transforms into a bulldozer. Weapon Card: Buster Gatling. Speaks politely. Red Blitz: Male, Metal Cardbot, transforms into a muscle car. Weapon Card: Boost Gambiera. Cielo: Female, Metal Cardbot, transforms into a jet. Weapon Card: Nitro Express. Muscle Hyde: Male, Metal Cardbot, transforms into a wrecker crane. Weapon Card: Variable Arm & Crane Boogie (axe). Personality becomes aggressive during combat. Gigantrex: Male, Metal Cardbot, transforms into a truck + oil trailer. Weapon Card: Rex Arm. Glover: Male, Metal Cardbot, transforms into an SUV. Weapon Card: Shadow Whip. Rock Crush: Male, Metal Cardbot, transforms into a drill tank. Weapon Card: Freezer Chest. Usually innocent/pure-hearted. Deep Bite: Male, Metal Cardbot, transforms into a shark-shaped submarine. Weapon Card: Deep Trident. Becomes ferocious when angry. Sky Gallop: Male, Metal Cardbot, transforms into a large transport plane. Weapon Card: Windrunner, has a sword transformed from the tail fin. Chivalrous. Blast Rain: Male, Metal Cardbot, transforms into a locomotive + passenger car. Weapon Card: Blast Claw. Speaks politely, merges with the passenger car. Spark Beat: Male, Metal Cardbot, transforms into a supercar. Weapon Card: Destroy Glove. Loves attention. Flash Vector: Male, Metal Cardbot, Spark Beat's sworn brother. Transforms into an F1 racing car. Weapon Card: Vanishing Skate, has a dagger. Cold on the outside but cares for his brother. Flame Nova: Male, Metal Cardbot, a combination of a fire truck, helicopter, dump truck, and excavator. Weapon Card: Blaze Armor. The final boss.