FearLess Cheat Engine

You can't edit leveldb files in notepad or other text editors. If you're not comfortable with python, there are a couple of graphical leveldb editors out there you might have better luck with. I can't recommend any since I don't use them myself, it's much easier to just do a small amount of scripting.

I didn't have any luck with cheatengine, but since this is an electron game, I can tell you that it does store some values in leveldb that can be modified. On Windows, if you look in %AppData%\Roaming\Vampire_Survivors\Local Storage\leveldb, that's where a lot of persistent state is kept. I was look...