Game Platforms

Kyuukyoku Tiger

TurboGrafx-16

Three extra helicopters

Immediately fly to the bottom left corner of the screen when game play begins. Drop a bomb when your ship can not move. A sound will confirm correct code entry.

Bonus credits

Hold Right and repeatedly tap II when the helicopter is landing at the title screen.

Bonus bomb

Collect ten yellow stars.

Guided missiles

Hold Select when collecting the yellow power-ups.