Start with 30 Lives
Quickly press A, B, Right, Left, Right, Left, Down, Down, Up, Up then Start immediately after the title screen appears.
30 000 bonus points
Destroy the same number of ships as the current level number to gain 30 000 bonus points.
Extra bonuses
Destroy a number of ships equal to the number of a ‘chance’ level to collect a hidden bonus.
Game Genie Codes
| Effect | Code |
|---|---|
| Infinite Lives | AEEOIEZA |
| Begin the game with 10 ships | ZAXEGLGE |
| Begin the game with 1 ship | PAXEGLGA |
| Won’t lose twin shots | GEEPIAZA + OEEPYAPA |
| Begin the game with 8 phasers | AAKEATPE |
| Begin the game with 4 phasers | GAKEATPA |
| Gain 2 phasers when life is lost with no phasers | ZEEPYAPA |
| Gain 4 phasers when life is lost with no phasers | GEEPYAPA |
| Begin the game with twin shots 8 phasers | EAKEATPE |
| Begin the game with twin shots 4 phasers | KAKEATPA |
| Begin the game with twin shots 1 phaser | OAKEATPA |