Black panel surfaces
Press R3, L3, R3(2), L3, R3, L3(2), R3 during game play. A sound will confirm correct code entry. Start a new game to have black panels.
Black track
Press [R3] on the screen that appears after the game loads your data from your memory card. A sound will confirm correct code entry.
Blur Mode
While playing a game, press R3(4), L3(4), R3.
Bonus song
Complete all songs, including the bonus songs on "Insane" to unlock the hidden bonus song "Spaztik" by Cosmonaut Zero. Note: This song's tracks last twice as long as every other song.
Fast freestyle
If and when the freestyle line is straight and not meshy, hold Square and hold Right Analog-stick Right. If the freestyle line is blotchy and sprinkly, this will not work.
Invisible Track
While playing a game, press L3, R3, L3, L3, R3, L3, R3, R3, L3. Then pause and choose exit. Then re-enter a level and the track will be invisible.
Maximum combos
When in freestyle mode, have someone else hold Square, Triangle, or Circle while you jiggle the Left Analog-stick as fast as possible.
Monkey Gems
Input this code while a song is playing:
These are to be pressed on the analog: Down Right Diagonal (x9)
Monkey Head Gems
While playing a game, press L3(4), R3(4), L3 to get monkey head gems.
Scramble Gem Positions
During gameplay, press X, X, LEFT, LEFT, R3, R3, RIGHT, RIGHT to switch up the gem positions.
Tunnel/Tempest Mode
While playing a game, press L3(3), R3(3), L3, R3, L3 to get a Tunnel style view. Enter the code again to get a Tempest style view.
Unlock Freq Parts
Beat the boss song of any level to unlock extra Freq parts.