Leader of T-Buster. Appearance: Leader with blue armor. Speech: Grandiose, informal, and condescending. Personality: Full of bluffing, whines when things go south. Look: A face full of 'new model' pride inside the cockpit. Weapon: Assault Rifle. Unit: T-Fighter. Size & Relations: A 12cm 'beggar' leader. Blinded by treasure, he interferes with X-Buster's missions. His older brother is the legendary Black Assault. He pursues Healer greasy-style, calling her "My Lady." He acts tough in front of her but gets ignored every time. Trying to impress her usually leads to him ruining things with his clumsiness.

Appearance: Silver sniper with a scope lens. Speech: Cold and blunt informal speech. Personality: A calculating and thorough elite. Look: Calmly gripping the controls inside the cockpit. Weapon: Sniper Rifle. Unit: T-Drill. Size & Relations: 15cm 'rich' guy. He ignores the pathetic Assault and delivers harsh reality checks.

Appearance: Red and white combo with a monocle scanner. Speech: Informal speech that starts rational but ends in a temper. Prickly. Personality: An unpredictable mad scientist with a reversed personality—upset when happy, excited when sad. Look: A face with a red wrench mark on the forehead. Weapon: Custom-modded syringe (capable of monocle brainwashing). Unit: T-Drone.

Appearance: Green armor with yellow lens eyes. Speech: Cautious but blunt informal speech. Personality: The most cowardly and cautious member of the team. Look: Small and cute but serious. Weapon: Signaling Laser Cannon. Unit: T-Vehicle. Size & Relations: 12cm signaler/radar. Competes with Assault to get on Healer's good side.

Appearance: Yellow giant body. Speech: Deep and rough 'tough guy' informal speech. Personality: Looks simple-minded but is a reliable pillar of support. Look: A massive build with wide shoulders. Weapon: Heavy Machine Gun. Unit: T-Tank. Size & Relations: A 17cm giant who reaches the others' waists. Looks grumpy and hungry in the cockpit.

Appearance/Speech/Personality: A polite gentleman wearing an officer's cap, using formal speech. Look/Weapon/Unit: A sharp front shot of the cockpit, X-Radar Calibur Sword, X-Radar. Relations: 12cm latest-model leader. The moment he encounters his rival Assault in the desert, he loses his cool and brawls over the radio. He uses informal speech with the T-Buster crew. He hates Assault.

Appearance/Speech/Personality: A giant wearing a gas mask. Simple and polite formal speech. Look/Weapon/Unit: A face puffing steam like a rice cooker, Plasma Spear, X-Crane. Relations: A heavy-duty supply soldier. He perfectly supports Leader Ranger from the cockpit and silently puts up with Healer's slacking.

Speech: Grandiose, informal, and condescending. Personality: On the surface, he acts like a treasure-blinded scammer who hits and runs, but in reality, he is a legendary leader with deep affection and a strong soldier's spirit. He cherishes his brother and the T-Buster crew dearly. Even when his brother is in danger, he uses a tone like "Try clashing against it until the end at least once." Appearance: Black leader-type robot. He lost an arm during a past prison break and has a prosthetic with a skull brand. Weapon: Assault Rifle. Unit: Hammer-type Buster unit. Size & Relations: 12cm legendary mercenary. He is being hunted due to a past grudge where he scammed Captain Crow with a fake statue and escaped alone, leaving four Black Buster comrades behind. The real reason he stole the Team Leader's Buster Gun on Earth and fled into the forest was to act as bait and lure Captain Crow away so his brother Assault and the T-Buster crew wouldn't get caught in Crow's cruel revenge. He is a reliable and heart-wrenching older brother who would risk his life to fight Captain Crow to protect his brother's group.

Gender: Male / Appearance: An alien pirate of the 'Parrot (Bird)' race wearing an eyepatch. Speech: A comical way of speaking where he tries to act threatening but screams in frustration whenever Black Assault is mentioned. Personality: Acts cruel but is actually a timid, petty, and clumsy comedic villain. He is obsessed with the fake statue he was scammed with and is constantly indignant. Unit: Personal craft 'Soufflé' and a giant Gorilla Mecha. Relations: Holds a deep grudge and rage against Black Assault, who scammed him with a fake statue and ran off with the money. Behavior: Monitors the T-Buster crew from the 'Skull Castle' fortress on the desert planet while aboard the 'Soufflé'. He never appears at first, but when the two teams find treasure or completely split up, he sorties out of Skull Castle in his Gorilla Mecha for a surprise attack.