To Farm or Not to Farm? How to Mod Every Char? Who to Farm? All Charachters' List

What I recommend to a lvl30 ftp player I wrote here
https://forums.galaxy-of-heroes.starwars.ea.com/discussion/86926/adaptive-f2p-guide

But in your list, you say e.g. Darth Nihilus - farm. As we all know that means, pay money for it. So I consider your list not meant for ftp lvl30. So if you say farm Nihilus, you can also say farm sidious. Actually in your list the majority of chars say 'farm' so that cannot refer to 'lvl30'.