Story by Haruhisa Nakata. Art by Haruhisa Nakata. Cover by Haruhisa Nakata.
Levius, now a Grade I fighter, must battle the undefeated Emperor on the greatest stage, the Southern Slam. During the preliminaries, A.J. discovers that her younger brother, Balthus, is competing and fighting his way up. His abnormal strength is mysterious and disturbing. What has he done to himself for the sake of competing in Mechanical Martial Arts? For older teen audiences.