Defeat Ernst.
Acquire all equipment.
Defeat Zonplas.
Defeat the Wandering Calamity.
Win the duel with Geis.
Complete the game in Catastrophe Mode.
Complete Boss Rush mode on any difficulty.
Defeat Ud-Meiyu.
Destroy the Ark痴 Central Shaft.
Win a boss fight without taking a single hit.
Obtain every other achievement.
Defeat Majuunun.
Complete the game on Nightmare difficulty.
Defeat Orjugan.
Win a boss fight with 1 HP remaining.
Acquire every Tabulas.