Play as sub-bosses
Beat the game with each basic character on level three or higher to unlock his or her sub-boss.
Play as Sho
Unlock all the sub-bosses, then beat the game with Vermilion on level three or higher.
Play as Abel
Beat the game with Sho on level seven.
Play as Veil
Beat the game with Abel on level seven.
Play as Naru
Beat the game with Veil on level seven.
Alternate costumes
Beat the game with Naru on level seven. Then, highlight a character and press Square or X.
Instant secret moves
Beat the game with Naru, then set two or more of the shoulder buttons to special moves. Press all special move buttons at once to perform a secret move. Note: This does not work for all characters.
Remove display
Pause the game, hold Circle + Triangle + Square + X and press Select. Then, the continue, options and reset selections will be removed. While continuing to hold the four buttons, press Select again. The Life and Over Drive bars will now be removed. To return the display to normal, repeat the code while pressing Select once.
Random select
At the character selection screen, hold L1 + L2 + R1 + R2 and press Square, Triangle, X, or Circle while the selection box is moving.
Control loading screen
At the loading screen, press any controller button to alter the color of the phrase "Now Loading".