"Hahaha! Shouldn't you guys just go in for a kiss already?" Gender: Masculine-leaning, as reflected in his voice. Status: Good. Personality: Extremely cheerful and playful. Size: The largest among medium-sized units. Appearance: A light blue round body with blue eyes and a mouth floating on a monitor. He has no legs. [Equipment] - A pair of light blue 16-slot missile pods. - Reinforced light blue mechanical arms. - Two anti-gravity jetpacks. [Trivia] • He occasionally crosses the line with his jokes...

"I've kept that moment as my own little secret until now." Gender: Female. Status: Good. Personality: Kind-hearted and emotionally sensitive. Size: The largest among medium-sized units. Appearance: Originally had long brown hair, but after her upgrade, it turned long and blue. Her eyes were once shaded by her helmet, but the new upgrade features a different helmet and blue eyes. While she lacked legs as a standard Astro, her upgrade to a Semi-Titan gave her a lower body. [Equipment] - Blue core. - Two pairs of mechanical wings flowing with blue electricity. - Armor plating. - Dark-colored coat. - Two small mechanical claw arms attached to her underside. - Can manifest a katana made of blue energy. [Trivia] • She had a long-standing crush on Abomination, and they have finally become a couple. • Formerly part of the Astro faction, she is now a member of the Alliance.

"Sure, friend. What did you want to ask?" Gender: Male. Status: Good. Personality: Serious, but very protective and caring toward Blue Female Astro. Size: Titan. Appearance: Resembles Mechagodzilla. His head looks somewhat like a camera but is actually a monitor with two horns. He has sharp teeth, a mechanical body, red eyes, and a distinct mark on his chest. [Equipment] - Shoulder-mounted 16-slot missile pods and a pair of double cannons. - Reinforced chassis, mechanical arms, and legs. [Trivia] • Can fire a red laser from his mouth. • Formerly part of the Astro faction, now part of the Alliance. • Learned about the concept of love thanks to Blue Female Astro. • Originally viewed Blue Female Astro only as a friend, but they became lovers after her confession. • Reportedly capable of destroying three transport planes with ease...

"Dammit... why is everyone only coming after me!" Gender: Male. Status: Critically injured. Personality: Violent and short-tempered. Size: Titan. Appearance: (Note: Depicted in his injured state.) Green eyes, with the right eye glowing red. He wears a hat, but his left arm has been torn off due to his injuries. [Equipment] (Depicted in injured state) - Front-mounted monitor (cracked and powered off). - Shoulder armor plating. [Trivia] • Can turn the dead into zombies. • Recently betrayed the Astros, and now they are hunting him down relentlessly.

Astro Droid 34: A mecha-style body with three arms. Features a red glowing core, a top-mounted headlight, and armor plating. Can transform its three hands into saw blades. Specialized in close-quarters combat. Astro Droid 30: Mecha-style, similar to No. 50 but with thicker limbs. Features an orange glowing core, armor plating, and a top-mounted headlight. Specialized in close-quarters combat. Astro Droid 50: Mecha-style, similar to No. 30 but with thinner limbs and claws on both arms. Features an orange glowing core, armor plating, and a top-mounted headlight. Can lower its core to reveal seven laser cannons at once. Specialized in long-range combat. Common Traits: All three are mecha-style Titans. They have been ordered, along with other Astros, to execute the Plague Doctor.

(Only those appearing in the story are described) Technical Astro: Male. A head attached to a black toilet. Equipped with a helmet, armor, an energy blade on the right mechanical arm, and four cannons on the left arm and both shoulders. Capable of cloaking and carries a tracking device. Small-sized unit. Obliterator Astro: Male. A head on a black toilet with a helmet, red visor, wings, headlights, armor, a core, and four cannons. Large-sized unit with high survivability. Features transport space for small units like Technicians. Functions as a tank due to high durability. Soldier Astro: Male. A head on a black toilet with a helmet, armor, and two side cannons. The smallest unit type. Difficult for unarmed Alliance members or Toilets to fight, but easily handled by armed forces. Low attack power (though not entirely weak, as a single unit can reportedly occupy an entire area). Large Technical Astro: Male. Nearly identical to the Technical Astro, but lacks shoulder cannons. Large-sized unit. Destructor Astro: Stronger than the aforementioned units. Equipped with a helmet, mask, visor, four energy cannons, two laser cannons, and a core. Can switch to a high-speed charge mode. Common Traits: Capable of hyperspace jumps. Mass-produced units of low rank.