Spinal Breakers © 1990 V-System.
Rare Cabal type shoot'em up.
Game ID : M6100589A
PCB Number : 9S-1-05 uA-67MV
Main CPU : Motorola 68000 (@ 10 Mhz)
Sound CPU : Zilog Z80 (@ 4 Mhz)
Sound Chips : Yamaha YM2610 (@ 8 Mhz)
Players : 2
Control : 8-way joystick
Buttons : 3
Even if titlescreen says 1990, Spinal Breakers was released in January 1991 in Japan.
Licensed to American Sammy for US manufacture and distribution.