Tadashi Hayakawa

Adol Christin, a young man from the mainland, sails to the besieged land of Esteria in search of adventure. Esteria is being overrun by beasts under the control of the evil priest Dark Fact, and the people of the land are running out of time. However, there is a prophecy that tells of a hero from another land who will come to save Esteria -- and his name would be Adol Christen. (imdb)

Mazinkaizer SKL is a Japanese OVA spinoff of Go Nagai's Mazinkaiser, which was in itself a spinoff of Mazinger Z. Like Shin Mazinger Shougeki! Z Hen, characters and references to other works of Go Nagai appear in this series. (The Movie Database)

After discovering that demonic hordes threaten Japan, the cyborgs led by Dr. Gilmore encounter Devilman, a powerful demon who appears to be an ally of Black Ghost, an evil terrorist organization. (letterboxd.com)