This led to one of the most famous fan translation projects in gaming history. Modders took the Japanese ISO and injected the localized English text and voice files from the Western PSP release back into the Final Mix code. This created a "Frankenstein" ISO that allowed players to experience the extra content of the Japanese release with English text, preserving the original game feel before the HD remasters altered the visuals and controls for consoles.
The Mirage Arena, the game's dedicated battle arena mode, received major updates:
Every Unversed in the game has been given a new color palette (e.g., Floods are purple instead of blue), a tradition in Final Mix releases. Kingdom Hearts Birth by Sleep Final Mix
A new, much harder difficulty level was added for seasoned Keyblade Masters.
A major highlight where players control Aqua in the Realm of Darkness following the events of the "Blank Points" secret movie. New Boss Encounters:
