Level select
Note: this code only works on a standard controller.
From the main menu, press and release [LS] + [RS] +
[Up]. Press [A] to start a new game. From the difficulty
menu press and release [LS] + [RS] + [Down]. Press
[A], [B] or [C] to select a difficulty level. Press
[B] during the "Begin transmission" display. Highlight
a level and press [A] to start the game at that level with
the appropriate inventory.
Enable farts
Highlight a game from the load game menu. Press [LS]
+ [RS] + [B] to start the game. Levels with the Butthead
monster will be modified by the code.
Full ammunition
Hold [LS] + [RS] + [Right] + [B]
+ [C] and allow Ox to complete at least one backflip. The
ammunition for all weapons will be returned to full.
Invulnerability
Standard controller version
Use the frying pan as the current weapon. Press [C]x2
to display the weapon select option. Highlight the drill, then
press [A] + [RS]. The words "KNEEL BEFORE ME!"
will appear to confirm code entry.
Flightstick version
Use the frying pan as the current weapon. Hold [RS] and
press [A] to display the weapon select option. Highlight
the drill, then press [A] + [RS]. The words "KNEEL
BEFORE ME!" will appear to confirm code entry.
See ending sequence
Save at least one game. From the saved game menu, select
Delete and highlight any game. Press [A] + [Right],
[B] + [Up], [P]. The ending sequence to the game
will be displayed.
No collisions
Switch to jetpack mode and kill an alien. Stand on
the alien and press [C], [C] to display the weapon select
screen. Press [LS] + [Right]/[Down]. The words
"FREE! FREE!" will be displayed to confirm code entry.
Ox will be able to fly through the walls and move anywhere in
the level.
Cancel no collisions
Switch to jetpack mode and press [C]x2 to display
the weapon select screen. Press [LS] + [Right]/[Down].
Game bug
Older model Goldstar 3DO systems will crash when loading
certain levels. Use the "Level skip" code to advance
past them. An updated version of the game that did have this
problem was eventually released by Any Channel, the game's developer.