: Handles data from Generation 1 through early Generation 9. ⚠️ Important Considerations
The most powerful built-in feature of PKHeX 22.12.18 is its . Located as a small checkmark icon on the top-left of the loaded Pokémon's sprite, it acts as an automated referee.
Edits current attacks and PP totals. A dropdown menu filters out moves that the species cannot naturally learn.
On Linux and macOS systems using Wine or Bottles, this version is often cited as being "snappier" than later releases. This is because newer versions moved to .NET 7, which can be slower on non-native environments. Early Gen 9 Stability: It resolved several day-one bugs from the pkhex 22.12.18
PKHeX cannot extract saves directly from a retail Nintendo Switch console. You must use a hacked/homebrew Switch running a custom firmware (like Atmosphere) and a save manager tool (like JKSV or Checkpoint) to dump your save file ( main ). Step-by-Step Usage Guide Step 1: Exporting Your Save File
| Tool | Location | Purpose | |------|----------|---------| | | Top toolbar (✔️) | Validate edited Pokémon | | Batch Editor | Tools → Batch Editor | Mass edit boxes (shiny, IVs, moves) | | Encounter Database | Tools → Data → Encounter DB | Search legal encounter slots | | SVT (Scarlet/Violet) | Not yet editable in this build | View but don’t edit | | PKHeX Plugins | Copy .dll to plugins folder | Add features like Auto-Legality Mod |
Beyond Gen 9, the update introduced powerful tools and important fixes: : Handles data from Generation 1 through early Generation 9
The software validates the legality of Pokémon, items, and events, ensuring that any modified data remains “legal”—meaning it could have been obtained through normal gameplay, even if it wasn’t.
Beyond creating individual Pokémon, PKHeX 22.12.18 excels at systemic save management. Trainer Data Modification
Select your Pokémon game and create a backup of your current save data. Edits current attacks and PP totals
PKHeX's internal legality engine simulates the exact math the game uses to generate Pokémon. If you give a Charizard an illegal move like Fly in a generation where it cannot learn it, or set its catch location to an impossible map coordinate, the legality checker will flag it. Best Practices for Avoiding Online Bans
Are you looking to fix a on a Pokémon?
Fully mapped out item lists for Scarlet and Violet, including TM Materials, LP (League Points), and sandwich ingredients.