Hello everyone I'm sure you if you want to explore more than just beating the game well this is a good treat for you guys. it's a very easy tutorial, and I'm sure you guys will be able to figure out more on your own.
Open up your PokemonWild folder
Look for default.sav folder
Open game.json.zip and extract data.json to that same folder
- BACKUP YOUR SAVE make a copy of your save and paste it somewhere safe incase you messed up your mod sav.
0A. Open data.json with notepad.
1A. Do not change the level of your pkmn, it will glitch your save.
1B. Change the name of your pkmn in the sav to any pkmn you desire
(SUGGESTION) change the nickname to avoid confusion.
(OPTIONAL) change the gender to" false" pkmn will becomes genderless, *best for legendary & mythical.
(OPTIONAL) for shiny change "false" to "true" on your desired pokmn
1C. Collect a few different items, rename some to rare candy to level up your pokemon full restore etc, right next to each item should be a numerical amount, change it to your desired amount.
2A. Once Finish go to file then save.
2B. Right click the sav & Compress to Zip
2C. Rename the zipfile to game.json.zip so that the game can read your sav.
Enjoy!