Talk:Heracles/@comment-118.96.226.27-20180107095217/@comment-27971189-20180109161945

Growth curve past the original level is Linear.

So there's no such things it'll became way stronger based on growth curve by Grail addition.

Growth curve only affect if you planned to bring underleveled Servants, allowing you to gauge whether the Servant have sufficient HP and ATK against enemies with higher levels.