Cheats & Guides
Namco Museum Battle Collection Cheats For PSP
Clearing certain levels and accomplishing certain tasks in the "original" games will unlock "Maniac Options" for that game, allowing you to challenge yourself further, or give yourself an extra advantage by altering settings not found in the original arcade games.
Unlockable Unlockable Reach Round 3 (view the first cutscene) Pac-Man: High Score Attack Defeat the boss of round 4 Xevious: Set Special Flag Function
Contributed by: WillyFourEyes
Beat the game to unlock the following for use in Free Play mode. It allows you to select a ship upgrade before playing.
Unlockable Unlockable Successfully complete the game. Ship Selection Option
Contributed by: TheLastNight