Castlevania Chronicle Codes -

Extra option:
Press Up(2), Down(2), Left, Right, Left, Right, Circle, X, Start at the main menu to unlock an "Extra" option.

Expert mode:
Enter NOMIS... as a name to begin game play with less energy.

Art gallery:
Play through arrange mode to unlock a picture after each level. The pictures can be viewed by choosing the "Special Option" selection in the options screen.

Alternate music:
Hold L1 + R1 while selecting original mode or arrange mode to change the music.

Time attack mode:
Successfully complete the game in arrange mode to unlock the time attack mode option.