NEED HELP WITH MY FIRST MODDING GAME

Hello AR team

i was try to mod the game i play with IDA, after i finish decompiling apk file:

1) I must use? for what?

View attachment 11473

I use "lybunity.so or assembly-Csharp.dll? for what?
I need to know the why of things, I have seen many tutorials and they do not explain why.

After answering this question, I continue with the questions.


Thank you very much for your help