Full power up
Press Start to the Pause Menu and then enter the code.
Full power up cheat is cumulative. After you use one, it deducts from the total.
At the beginning (stage 1), you have only 1 full power up cheat.
At stage 3, if you never use it, you have 3 full power up cheats.
At stage 5, you have 5 full power up cheats, etc.
You can use these codes on Stage Select mode too, but you cannot use it on Score Attack mode.
Effect Code Gives you 1 Speed Up, Missile, Double, 4 Options & ? (Force Field) Up, up, down, down, left, right, left, right, L2, R2 Gives you 1 Speed Up, Missile, Laser, 4 Options & ? (Force Field) Up, up, down, down, left, right, left, right, L1, R1
Free play & extra credits
After each hour game play, the game would add you 1 extra credit per hour.
After 17 hours game play, you will earn the Free Play.
Game play hour is cumulative. It counts when you actually play the game. It does not count when you just wait on the title and demo screens.
You can check your game play hours on the Load/Save option.
It saves your game play hour when:
1.) You gameover.
2.) You reset the game by software reset.
3.) You goto the Pause Menu and exit to the title.
Unlockable How to Unlock Extra credits Add 1 credit per each hour on game play Free play After 17 hours game play
Weapon Edit Function
Complete the first loop of the game to open the weapon edit function. Weapons can then be mixed and matched to suit the player's preferences.
Contributed By: midwinter.
Know Something We Don't?
You can submit new cheat codes for this game using our Cheat Submission Form.
Have We Been Fooled?
If you see a non-working or fake code in the list above, let us know by using our Problem Submission Form.