Unlock Alternate Costumes:
Complete the following tasks to unlock the corresponding costume.
Complete ALL Challenges by Daemons.
Complete 2 endings.
Complete ALL 4 endings.
Complete the game.
Unlock Alternate Endings:
Complete the following tasks during gameplay to unlock the corresponding ending.
Do not perform an Armor Break on Ceria in Chapter 6. Finish the rest of the game as intended.
Perform an Armor Break on Ceria in Chapter 6. Break her armor again when she reappears in Chapter 11, then select the top dialogue option.
Same as Ending B except choose the bottom dialogue option.
Do not Armor Break Ceria again in Ch 11, defeat her as any other enemy in Chapter 11.