In-game reset: Hold Start + Select for three seconds
during game play.
Information in this section was contributed by EBrtrm.
1943:
Special weapons: Hold the following buttons before the indicated level
begins.
Level
Code
1
Down
2
Weapon 1
3
Up/Right + Weapon 1 + Weapon 2
4
Down/Left + Weapon 2
5
Weapon 1
6
Left
7
Up/Left
8
Left + Weapon 1 + Weapon 2
9
Down/Right + Weapon 1 + Weapon 2
10
Up/RIght + Weapon 2
11
Up/Left
12
Right + Weapon 1+ Weapon 2
13
Up
14
Up/Left + Weapon 1 + Weapon 2
15
Down/Left + Weapon 1
16
Right + Weapon 1
Sound remix mode: Complete one of the indicated levels in the following
games to unlock a "Sound Remix" selection on the options
screen, which allows a remixed version of the background music
to be played.
