Complete the indicated task to unlock the corresponding stage.

Stage	How to unlock
Ancient Citadel: Peacetime	Complete Episode 4 in Story mode or reach player level 7.
Astral Chaos: Pathway	Reach player level 25.
Conqueror's Coliseum: Underground Fight	Reach player level 13.
Denever Castle: Eye of Chaos	Defeat Pyrrha Omega in Story mode.
Denever Castle: Assault	Complete Episode 18 in Story mode or reach player level 18.
Last Rites on the Battleground	Complete Episode 18 in Story mode or reach player level 40.
Penitentiary of Destiny	Defeat Kilik in Legendary Souls mode or Arcade mode.
Tower of Glory: Most Holy Dichotomy	Defeat Algol Fear in Legendary Souls mode or Arcade mode.
Tower of Glory: Spiral of Good And Evil	Defeat Edge Master in Legendary Souls mode or Arcade mode.
Unknown Forest: Dark Night	Complete Episode 7 in Story mode or reach player level 21.
Utopia of the Blessed	Defeat Elyssia in Story mode.