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The Black Onyx is a role-playing game developed by Bullet Proof Software. It was released, among other consoles and computers, for the SG-1000 in 1987. It was the last SG-1000 game to be released in card form, and the last to be published by Sega, but it is currently unknown as to whether it was the last SG-1000 game. MSX and PC-8801 versions had been released in 1983 and 1984, respectively, meani...
Also known as: Za Burakku Onikisu
Japan
The Black Onyx was released on January 1, 1984.
No — The Black Onyx is a single-player game.
The Black Onyx was developed by Bullet-Proof Software.