Unlockable How to Unlock: All Stages Cleared (Easy) (50) - Clear all stages on easy difficulty. All Stages Cleared (Normal) (100) - Clear all stages on normal difficulty. All Stages Cleared (Hard) (150) - Clear all stages on hard difficulty. All Stages Cleared (Hardest) (200) - Clear all stages on hardest difficulty. All Stages Cleared (Inferno) (300) - Clear all stages on inferno difficulty. All Weapons Aquired (200) - Aquire all weapons.
