World Wars © 1987 SNK.
World Wars and an early Bermuda Triangle version, it have different gameplay and graphics from the other versions.
Game ID: A6003 'WW'
Main CPU: Zilog Z80 (@ 4 Mhz), Zilog Z80 (@ 5 Mhz)
Sound CPU: Zilog Z80 (@ 4 Mhz)
Sound Chips: Yamaha YM3526 (@ 4 Mhz), Y8950 (@ 4 Mhz)
Players: 2
Control: 8-way joystick (rotary).
Buttons: 2
Released in May 1987 in Japan.
This game is also known as Bermuda Triangle.