Seijuuki Cyguard
English name: Cybernetics Guardian
Genres: Sci-Fi, Supernatural
Type: OVA, Episodes: 1
Aired: Nov 1, 1989
Studio: AIC
Source: Original
Rating: R - 17+ (violence & profanity)
Synopsis:
A freak accident unleashes a demonic spirit within researcher John Stalker - transforming him into Saldo, a mythical cyber-beast fueled by hate and evil.

(Source: ANN)