Yoshioka Hidetsugu

it tells the tale of a conflict between the Autobots and Decepticons in which a set of dimensional fissures known as the Blastizone brings forth characters from across time and space to the present day on Earth, serving as a big crossover event between Generation 1, Beast Wars, Victory, Beast Wars II, and more, in honor of the Transformers brand's 20th anniversary.

When a spacetime warp sends the Autobots and Decepticons to the Japan of another dimension, they get involved in Mazinger Z's fight against Dr. Hell and Baron Ashura. Mazinger vs. Transformers is a cross-over manga featuring the characters from the Mazinger and Transformers franchises. The six chapters will each be drawn by a different artist