Known Issues with the Latest PKHeX Release   Version: 191209 Pokemon Legality in Sword and Shield PKHeX should handle most legality analysis of SWSH accurately now. If you find any mistakes, please report them. Adding Dynamax Crystals doesn't work Attempt to receive a Mystery Gift at least once before trying to add a Dynamax Crystal. Error "System.MissingMethodException" on launch Delete PKHeX.dll and try again. PKHeX no longer has an external .dll file,