R.D. is a delivery boy who works for a company called Mach Storm in order to earn money to search for the legendary Alpha Zoid. A Zoid that he heard rumours about from his dad that he passionately believes in. Mach Storm also doubles as a Zoid Battling team. In R.D.'s first Coliseum Zoid Battle, he encounters a team that can fuse Zoids. R.D. soon discovers that he has a Zoid that can computably fuse with his Zoid, Liger Zero. After this happens R.D.'s adventure to discover the truth about the Alpha Zoid begins.
Kenji Nojima
Chie Nakamura
Jouji Nakata
Anri Katsu
Manabi Mizuno
Ayumi Tsunematsu
Koichi Tochika
Tetsuo Sakaguchi
Junji Majima
Atsuko Yuya
Ryuzou Ishino
Hiroki Shimowada
Hidetoshi Nakamura
Daisuke Kirii
Tomomichi Nishimura
Tomokazu Seki
Kae Araki
Hiroshi Ito
Yukitoshi Hori
Katsuyuki Konishi