There is no legitimate "undo hack" function in Pokemon White. Once a hack is applied, it's essentially permanent and can potentially corrupt your save file.
Here's why undoing hacks is so difficult:
* Game Mechanics: Pokemon games are designed with strict rules and checks. Hacks often bypass these rules, making it extremely difficult to revert them without causing unintended consequences.
* Save File Structure: The save data is complex and tightly integrated. Tampering with it can lead to crashes, corrupted data, and even a complete loss of your save file.
If you're worried about hacks in your Pokemon White game, here are some things to consider:
* Playing Legitimately: The best way to avoid hacked Pokemon is to play the game honestly and acquire Pokemon through legitimate means.
* Be Careful with Online Trading: If you trade Pokemon online, only trade with people you trust and who have a reputation for fair play.
* Back Up Your Save: Before doing anything that might involve hacks, always make a backup of your save file. This can help you restore your game to a previous state if anything goes wrong.
Important Note: Using cheats or hacks can potentially damage your game save file, and there is no guaranteed method to reverse them. Proceed with caution and at your own risk.