User blog comment:Necor/How Stats affect our Servants' gameplay Stats/@comment-4802891-20190819090105/@comment-33628324-20190819152812

maybe maybe. ATK and HP Stats would be a huge impact tho. The other stats... actually less, since those are as you said "hidden" numbers. As for NP gained when getting attacked, that's fixed within each class. zercs have 5%, riders 3%, ect.