Quote Originally Posted by quentamanas View Post
I can clear experts with no problem, Ultimates take a bit of work, and I have yet to clear an Advent Ragnarok. Is there a better (read: easier) way of upgrading skills than just brute force 10x normal gacha-ing and throwing all the results at the primary team weapons?
Yes, you should be enhancing intermediates after weapon skill LV5, then using those intermediates to enhance the weapon of interest.