Codes that work on Switch

needs ACE unlockedreference

Rather do it together?

The guide with Professor Oak shows on the Codes page itself how to check a code and type it in the game.

The E-Sh4rk code generator has a big collection of codes. On Switch, always pick version eng10 (English Switch): the others are for the cartridge and can crash the game or corrupt your save.

for	codes
Create Pokémon	Start wild battle with any Pokemon, Create any Gift Pokemon, Generate egg with any , Create 6IV Egg, Create Egg with Custom
View a Pokémon's data	Read Pokemon PID, Read Pokemon , Read Pokemon IVEA field, Read field
Change a Pokémon	Change experience, Change and ability, Change EVs, Change Pokerus and Origin Data, Make any Pokémon Shiny, Teach Pokemon Any Move
Trainer and items	Change TID and SID, Get any item, all Poké Balls, TMs and berries
World	Get National Dex via NPC, Create Tradeback NPC (trade evolutions on your own), teleport, legendary respawn

for

codes

Create Pokémon

Start wild battle with any Pokemon, Create any Gift Pokemon, Generate egg with any , Create 6IV Egg, Create Egg with Custom

View a Pokémon's data

Read Pokemon PID, Read Pokemon , Read Pokemon IVEA field, Read field

Change a Pokémon

Change experience, Change and ability, Change EVs, Change Pokerus and Origin Data, Make any Pokémon Shiny, Teach Pokemon Any Move

Trainer and items

Change TID and SID, Get any item, all Poké Balls, TMs and berries

World

Get National Dex via NPC, Create Tradeback NPC (trade evolutions on your own), teleport, legendary respawn

What doesn't have a Switch version yet

Changing the trainer name, a Pokémon's name and PID. has no code either: it comes from the PID. For a Pokémon that's exactly how you want it, use the Base64 writer.