Wikipedia
Zynaps
Zynaps is a side-scrolling shoot 'em up video game published by Hewson Consultants for the ZX Spectrum, Amstrad CPC and Commodore 64 in 1987 and for the Atari ST in 1988 and the Amiga.
It was authored by Dominic Robinson, John Cumming and Stephen Crow, with music by Steve Turner. The graphics for the Atari ST and Amiga versions were by Pete Lyon.
Dominic Robinson and Steve Turner had previously worked together on the ZX Spectrum version of Uridium.