Halley's Comet '87 © 1986 Taito.
Main CPU : Motorola M6809 (@ 4.992 Mhz), Zilog Z80 (@ 3 Mhz) Sound Chips : (4x) General Instrument AY8910 (@ 1.5 Mhz) Palette colors : 1536 Players : 2 Buttons : 2
Released in January 1986.
Game's ROM.