| Console: | Sega Game Gear |
| TV Standard: | Region Not Set |
| Developer(s): | ITL |
| Publisher(s): | Sega |
| Release Date: | 1991-01-01 |
| Co-op: | No |
| Type: | Shooter |
Battle to the death with the legions of evil Lord Halley. The nations of the world have united to create the ultimate fighting machine in an attempt to stop the conquering invader. Use your supreme skills as a star-fighter pilot to blast back the alien destroyers, comets and missiles. Leave no survivors, for anything that gets past you slams into the Earth!
Game Player of Halley Wars on Sega Game GearGenerally, you can review the controls (keyboard) setting during each game in the screen before it starts. Use the arrow keys and “Z”, “X”, “A”, “S”, “Q”, “E” buttons to play, or customize yourself with your gamepad or keyboard.
| Keyboard | Controls |
| ← → ↑ ↓ | Directions for LEFT, RIGHT, UP, DOWN |
| Enter ↵ | START |
| Shift | SELECT |
| Z | A |
| X | B |
| A | X |
| S | Y |
| Q | L |
| E | R |
