Leader of the Ethereal Squad. Full Name: Reiner Tarto. Gender: Male. Height: 185cm. Personality: Brave; fears his allies getting hurt more than himself. Appearance: Yellow skin, short brown hair, brown leather trousers, black military boots, brown belt with gold ornaments, blue jacket with yellow decorations on the shoulders, blue knuckle gloves, black short-sleeved shirt under the jacket, brown beard, blue beret. Armament: A blue laser pistol that fires light blue lasers, and a claymore with gold ornaments. Likes: The color blue, whiskey. Notes: Has a fanatical love for whiskey. He once confessed his feelings to Atla but was rejected.

Vice-leader of the Ethereal Squad and elite medic. Full Name: Astral Ether. Gender: Female. Height: 167cm. Personality: Timid, shy, and very pure. Appearance: Yellow skin, grey military boots, long black hair, long black pants, grey long-sleeved shirt, grey shoulder pads on both shoulders, grey body armor, pink goggles, half-shell helmet, and a backpack equipped with two translucent pink canisters filled with pink healing samples. Armament: A syringe filled with pink healing samples in her right hand, and a pistol loaded with pink healing sample bullets in her left hand. Likes: Reading books, cats, the color pink. Notes: Her pink healing injections are notoriously painful, so almost no one wants to be treated by her. She is considered the cutest member of the squad and attracts many men. She is the only member who livestreams (32k subscribers).

Key engineer of the Ethereal Squad. Full Name: Atla (same). Gender: Female. Height: 210cm. Personality: Usually kind, but turns into a psychopath when angry. Appearance: Yellow skin, black bobbed hair, green shoes, dark jeans, green short-sleeved shirt, black gloves, always wearing a smile. Armament: Arm-mounted welders that emit blue flames on both hands, and a massive red backpack that provides infinite materials. Likes: Creating, building, new things. Notes: Created most of the Ethereal Squad's equipment. She has an incredibly fast production speed, capable of building a tank in just one hour.

Sniper of the Ethereal Squad. Gender: Female. Height: 175cm. Personality: Irritable, quick-tempered, and sometimes acts like a tsundere. Appearance: Long white hair, yellow skin, brown pants, black shoes, blue long-sleeved shirt, grey body armor, light blue goggles, dark blue half-shell helmet. Armament: A railgun capable of penetrating most objects. Likes: Light blue, blue. Notes: Extremely poor at close-quarters combat.