A Special Grade warrior. Her red katana, "AKATSUKI," is imbued with fire, allowing her to slice through berserk mechas. She is the cool, taciturn, and reliable captain of M-G. Surprisingly, she is a bit airheaded and has a sweet tooth. She trusts Gao deeply.

Kurena's contracted mecha, a wolf. With a black body and eyes that glow with red flashes, he serves as Kurena's bodyguard. He is very attached to her and would protect her at the cost of his life. In battle, he coordinates his movements perfectly with Kurena.

A High Grade warrior. Her blue reverse-grip blade, "KURAGE," carries an electric water attribute, electrocuting berserk mechas as she cuts them down. She is the bright and cute idol of M-G, but she is genuinely strong. She trusts Ruika.

Mirona's contracted mecha, a dolphin. It has a blue body and light blue eyes, moving by floating softly through the air. A rare individual capable of operating underwater as well. It can fire beams from multiple directions and is surprisingly fast when used as a mount. While often exhausted by Mirona's high energy, it is genuinely attached to her.

A Special Grade warrior. His greatsword, "CROCODILE," grows stronger and faster the more he swings it in continuous attacks. A former soldier, Phenon is trusted as Kurena's right hand. His skills are guaranteed, making him the strongest warrior next to Kurena. He is cool-headed but has a hidden cute side. He trusts Dyle.

Phenon's contracted mecha, a crocodile. A reliable, hard-boiled bodyguard for Phenon. He is one of the strongest among the mechas and views Gao as a rival. He loves Phenon's hands and is very attached to him. He is amphibious and highly relied upon by Phenon.

A High Grade warrior. A mystery girl who always stays cozy, hiding her mouth behind a scarf. As the brain of M-G, she uses her knife "Geckou" for brilliant crescent-shaped slashes and excels in stealth operations. She has social anxiety and blushes easily. She trusts Labis and often uses the mecha as a confidant.

Shurea's contracted mecha, a rabbit. A particularly rare, high-speed type specializing in hand-to-hand combat. Though often treated as a sounding board for Shurea's problems, it doesn't understand human speech and simply lets her pet it. Its loyalty to protect Shurea is always high. It is very attached to her.

M-G's ultra-talented researcher. While clumsy and airheaded, she is a pure genius. From mecha maintenance to weapon manufacturing, it's no exaggeration to say she supports M-G single-handedly. She is well-loved by everyone. Her round glasses are just for fashion and out of admiration for the look; she often performs the motion of pushing them up.