A humanoid mobile weapon developed under a project called the “XXX (Xenogeneic X-Factor X-Type) Project.” The name “Huckebein 30” was given by replacing the project’s abbreviation “XXX” with “30.” Despite being a new model, there are some mysteries to it, such as the fact that there are traces of repair work, but its performance remains outstanding.
A young man who became the pilot of the Huckebein 30 out of chance. He has a rough temperament and a lack of attachment to things. His background is unknown, and he is reluctant to talk about his past, but it is assumed that he has received specialized training in the piloting of mobile weapons.
A runaway girl with an unknown background. One incident leads her to become a pilot of the Huckebein 30. She is reserved and rarely engages in activities with others, but she does not shy away from people who come into contact with her.
A humanoid mobile weapon presumed to have been developed using extraterrestrial technology. Its shape and capabilities are designed to battle with the weapons possessed by the people on Earth, and it demonstrates overwhelming offensive power to eradicate a large number of enemies with a single machine.
An extraterrestrial being who appears in “Gravalin,” a humanoid mobile weapon. It has a graceful demeanor and is full of confidence. It is interested in Earth’s civilization and challenges Edge, Az, and the others to a battle.