Increases critical damage by 3%.
If refine rate is 7 or higher, increases critical damage by additional 3%.
If refine rate is 9 or higher, increases critical damage by additional 3%.
If grade of enchanted equipment is D or higher, Cri + 2, increases critical damage by 3%.
If grade of enchanted equipment is C or higher, additional Cri + 3, increases critical damage by additional 3%.
If grade of enchanted equipment is B or higher, additional Cri + 5, increases critical damage by additional 5%.
If grade of enchanted equipment is A or higher, increases critical damage by additional 5%, C.Rate + 5.