Guyver ’Genesis of the Guyver’ (ep 1 / jp / eng subs)

The Guyver: Bio-Booster Armor (強殖装甲ガイバー Kyōshoku Sōkō Gaibā?) is a 12 part anime OVA loosely based on Yoshiki Takaya’s manga, Bio Booster Armor Guyver. It was released in Japan from 1989 to 1992. It is the second animated adaptation, following the 1986 OVA Guyver: Out of Control.