Mazinkaiser

Kouji Kabuto and Tetsuya Tsurugi face off against Dr. Hell's Mechanical Beasts, led by Baron Ashura, in a fierce battle. Despite their efforts, they are defeated, with Mazinger Z captured and Great Mazinger severely damaged. The enemy then uses the captured robot to launch an attack on the Photo Power Lab, while Kouji is missing in action. Tetsuya must defend the lab in the damaged Great Mazinger against overwhelming odds.