Meet certain conditions to unlock various secrets in this game. You will be prompted to save the game after the completion of the game.
Unlockable How to Unlock Extra Characters in Multiplayer Mode Complete the game with A rankings in all missions on each game's difficulty. Any characters with "New" on it means s/he's unlocked. Extra Options Complete the game once. In the "Extra Options" mode, you can access all BGMs and Movies used in the game. Shadow Stalker Difficulty Complete the game once. Start a "New Game" and select the hardest difficulty level "Shadow Stalker" will be unlocked.
Contributed By: Asch The Hated.
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