: In some cases, you must copy a file named system.dat from the unlocker folder into the game's Common directory to overwrite your current progress with a 100% complete save.
. Open it for specific steps tailored to that version of the mod. Method 2: Registry Fix (Standard for Power of Chaos) Since this mod is based on the original Power of Chaos unlock all card yu-gi-oh power of chaos legend reborn
Navigate to HKEY_LOCAL_MACHINE > SOFTWARE > KONAMI > Yu-Gi-Oh! Power of Chaos > system . : In some cases, you must copy a file named system