IQ-Block © 1993 IGS.
Game ID : 0036-5
Main CPU : Zilog Z80 (@ 6 Mhz)
Sound Chips : YM2413 (@ 3.579545 Mhz)
Players : 2
Control : 8-way joystick
Buttons : 4
Released in October 1993.
IGS even misspelled 'INSER COIN' during the demo mode instead of 'INSERT COIN'.
Game's ROM.