While I understand the use of Dynotopo given the tools, my concern for your piece right now is less tools more artistic foundations that will set you up for success. Your face, and your body I'm assuming, still lack the strong, planar, large forms that you can see here and here. One needs to literally sculpt the face and…
About what you asked about rounded anime face, when that's what I am working on, I tend to think more of its topology and the flow of it. Maybe it's just me, but it help me a lot. Example is like this. (I'm still not very good at anatomy, though :P). I also went thru the same thing myself last year. I spent around a month…
So far all my sculpting work has been done in Blender. I do have Mudbox but... well I even made a post on General Discussion about this and it boils down to me basically not being able to adjust and work intuitively within Mudbox (nothing wrong with the package it's just a personal thing). Several people pointed out that I…