Legendaries I kinda assume that if someone is lucky as hell if they drop such to look up proper end-game builds to see what items they use 
Good epics will be included because I used them.
I think contrary, I have help many newbies on reddit and discord, and to me it seems that they think that any legandary is BiS and instead neglect good greens and epics.
I finished devotion tree, note not 100% as I played in my journal but its one way to get final build devotion map.