| Aspect | Detail | |--------|--------| | | DS/3DS saves often use per-game XOR or AES. Editor must decrypt → modify → recalc checksums → re-encrypt. | | Region differences | EU/US/JP saves may use different offsets or character IDs. | | Versioning | IE 1, 2, 3 (DS) vs GO Light/Shadow , Galaxy , Great Road of Heroes (Switch) have different structures. |