Volume 4 of the Mazinkaizer series. This OVA follows the original super robot show after 24 years. All of the familiar robots and characters star in it, including: Mazinger Z, Great Mazinger, Mazinkaizer, Koji Kabuto, Sayaka Yumi, Tetsuya Tsurugi, Jun Honoo, Baron Ashura, Shin Getter Robot, Neo Getter Robot, Dr. Hell, eX-Driver, et al. Theme song by JAM Project. Also available on VHS.