What should be considered is the nature of hair. The upgrade value of the same value is random, but it will be added in the end. There is a brother's file on the Internet, the protagonist is level 36, blood volume 1637, and the naked attribute is: empty hand 95, defense 95, which happens to be my file is also level 36, blood volume 1689, empty hand 97, defense 97, and hair 0. It can be seen that there is not much difference. However, it is an indisputable fact that hair attributes can improve the promotion ability of characters. Similarly, my dog is level 36, but I have fed many Want Want gourmets before, and the hair value has reached 194. Now hp9999 has all the capabilities and the speed is 190. So if you want to be perfect, you should improve the value of your hair.