Every Extend Extra Cheats, Codes, Cheat Codes, Walkthrough, Guide, FAQ, Unlockables for PSP

Boss Attack mode

Successfully complete Arcade mode to unlock Boss Attack mode.

Caravan mode

Successfully complete Arcade mode to unlock Caravan mode, which allows specific stages to be played.

Stage Alpha

Earn a "C" or lower rank in all Arcade mode stages to unlock Stage Alpha.

Stage Omega

Earn an "A" or higher rank in all Arcade mode stages to unlock Stage Omega.