PKHeX version 22.12.18 is a free, open-source save editor for core-series Pokémon games, released on December 18, 2022. It allows players to manipulate various save file formats (like .sav, .dat, and .bin) to edit Pokémon stats, abilities, items, and more. Key Features of Version 22.12.18
This specific release focused heavily on improving support for Pokémon Scarlet & Violet (Gen 9) following its initial launch.
Enhanced Gen 9 Support: Improved legality detection and fixed quirks for wild encounter locations in Scarlet and Violet.
7-Star Raid Editor: Added a record editor specifically for 7-Star raids in Gen 9.
Legality Improvements: Updated the "wandering/crossover" logic for wild encounters and removed inaccessible egg moves for Gen 9 Pokémon.
Tool Improvements: The hover preview in boxes was optimized to render much faster.
Compatibility: This version requires the Microsoft .NET Desktop Runtime to function on Windows. Where to Download Safely
As a free tool, PKHeX should always be downloaded from official developer sources to avoid malware.
Official Website: The primary hub for downloads and support is Project Pokémon.
GitHub Repository: The source code and version history, including release 22.12.18, are maintained by the developer kwsch.
NuGet: Developers looking for the core library can find PKHeX.Core 22.12.18 on NuGet. Useful Tips for Beginners Idiot proof guide to pkhex - Saves - Project Pokemon Forums
PKHeX version 22.12.18 is a free, open-source Pokémon save editor that remains a critical historical release for early Pokémon Scarlet & Violet (Gen 9) data manipulation. pkhex 221218 free
Whether you are looking to fix corrupted save data, edit legal stats, or export specific individual Pokémon files (.pk9), this version bridges the gap between older Nintendo Switch architecture and early Gen 9 mechanics. 🛠️ What is PKHeX 22.12.18?
Developed by Kurt (Kaphotics) and a dedicated open-source community, PKHeX is the premier Pokémon core series save editor.
The 22.12.18 version was released on December 18, 2022, as a crucial update designed to stabilize Gen 9 compatibility. It allows players to modify:
Pokémon Data: Edit movesets, IVs, EVs, levels, shiny status, and Tera types.
Inventory & Currency: Modify inventory items like Rare Candies, Ability Patches, and technical machines.
Save File Support: Supports a wide variety of formats, including main, *.sav, *.dsv, and GameCube .raw files.
Mystery Gifts: Read and write event Wonder Cards (*.wc9) to unlock exclusive in-game distributions. 🔑 Key Features of PKHeX 22.12.18
This release brought specific refinements that addressed the complexities of early Pokémon Scarlet & Violet releases: 1. Advanced Evolution Logic
The release introduced early tracking for Pokémon with predetermined evolutions. It added encryption constant (EC) checking for complex Gen 9 evolutions. This prevented errors when evolving species like: Maushold (Family of 3 vs. Family of 4) Dudunsparce (Three-Segment Form) 2. Built-in Legality Checker
PKHeX contains a highly advanced legality checking engine. The 22.12.18 release improved early Gen 9 wild encounter verification to ensure your edited Pokémon pass the game's internal checks. This makes the tool invaluable for competitive players testing team builds before investing hours into grinding. 3. Expanded Tera Type Mechanics
It allows users to preview and click directly on original typing to toggle between default and customized Gen 9 Tera Types. 📥 How to Get PKHeX 22.12.18 for Free PKHeX version 22
PKHeX is completely free and open-source. Avoid downloading PKHeX from unauthorized third-party sites, which may bundle malicious software. Trouble getting edited save to be accepted
PKHeX version 22.12.18 was a specific release of the free, open-source Pokémon save file editor PKHeX. Key Details for Version 22.12.18
Release Purpose: This version addressed various legality checking updates and bug fixes following previous releases.
License: It is entirely free and open-source under the GPLv3 license.
Functionality: Like other versions, it allows users to manipulate save files (e.g., .sav, .dat, .bin) for core-series Pokémon games. This includes: Editing Pokémon stats, moves, and characteristics. Modifying inventory items and trainer information.
Importing or exporting Mystery Gift files and Gen 3 event files.
System Requirements: While newer versions require .NET 8.0, older versions like this typically required earlier iterations of the .NET Desktop Runtime. Important Considerations
Safe Usage: To avoid bans in online play, users are advised not to "gen" illegal Pokémon (those with impossible stats or moves).
Legality Checking: PKHeX includes a built-in legality checker to help ensure modified Pokémon appear legitimate to the game's internal checks.
Where to Download: The official and safest source for all PKHeX versions, including historical releases, is the Project Pokemon Forums or the official GitHub repository. How To Use PkHex! (Ultimate 2026 Pkhex Tutorial)
PKHeX is a free, open-source save editor developed by [26]. The version "221218" refers to the release from December 18, 2022 Step 4: The Legality Checker (Crucial) Before exporting,
, which specifically added support for Pokémon Scarlet and Violet save editing. 1. Getting Started : You can always find the latest version on the official Project Pokémon PKHeX page Prerequisites : Ensure you have .NET Framework 4.6 or newer installed (standard on modern Windows) [6]. : Extract the ZIP file and run
. It will prompt you to create a backup folder; always select to prevent data loss [6]. 2. Loading Your Save File
To edit your game, you must first extract your save file from your console or emulator: For Emulators (Ryujinx/Yuzu)
: Right-click your game in the emulator, select "Open User Save Directory," and find the file named For Consoles (3DS/Switch)
: You must use homebrew software (like JKSV or Checkpoint) to export the save to your SD card [4, 9, 16]. : Drag the file directly into the PKHeX window [1]. 3. Core Features Pokémon Editing
: Click any slot in your boxes to edit that Pokémon’s stats, moves, IVs/EVs, and legality [8, 13]. Legality Checker
: A small icon (green checkmark or red hazard) indicates if a Pokémon is "legal" for online play [6, 28]. Encounter Database Tools > Data > Encounter Database to find and generate legal Pokémon from scratch [5, 24]. Trainer Info
: You can change your character's name, gender, money, and items [25]. 4. Finalizing Changes
Before exporting, click the "Legality" button (blue checkmark). PKHez 221218 will scan your Pokémon.
PKHeX.exe.File > Open and select your main file.The 221218 build was released during a critical period in the Pokémon community. Pokémon Scarlet and Violet had launched on November 18, 2022. As with any new generation, the mechanics of the game—including data structures, encryption, and Pokémon storage formats—changed significantly.
The 221218 build was an iterative update that refined support for these new games. During this period, the software was rapidly evolving to: