Complete the indicated task to unlock the corresponding bonus in the Museum.

Bonus	How to unlock
Algol Extra	Defeat Algol in stage 5 of Story mode.
Art Gallery Illustrations	Purchase for 1,000 to 2,000 gold.
Chain of Souls Icons	Defeat and unlock any character in the Story mode.
Character Endings	Complete Story mode with any character.
Nightmare Extra	Defeat Nightmare in stage 5 of Story mode.
Siegfried Extra	Defeat Siegfried in stage 5 of Story mode.