Kikaiji Kake no Ryuu

is a Japanese light novel series written by Kaoru Yasuhiko, with illustrations by Tomatika. The series began publication on November 10, 2008 by ASCII Media Works under their Dengeki Bunko publishing imprint.

Synopsis
When Ian, a slave, escapes from the battlefield, he boarded the skillful armor Elysium, which happened to appear in front of him and was supposed to be "moved only by those who have the legitimate blood of the royal family."

Furthermore, he succeeds in maneuvering Elysium. The "accident" caught the eye of Victor, a nobleman of the Kingdom of Luxaria, who lost the king and was robbed of the capital, and Ian's fate began to move significantly. In addition, Francisca, the princess of the Kingdom of Luxaria, believes Ian to be her half-brother ...

A giant mechanical soldier ── A battle in which skillful armor slashes. Birth mystery.

A mysterious existence called a decisive battle machine ── The curtain of the story opens with everything packed.