Ranks of Different Skills and Cost of Creating it:-
1) F- to E+ Rank - 10 fate points
2) D- to C+ Rank of rewards - 100 fate points
3) B- to A+ Rank of rewards - 200 fate points
4) S- to S+ Rank of rewards - 500 fate points
5) SS- to SS+ Rank of rewards - 1,000 fate points
6) SSS- to SSS+ Rank of rewards - 2,000 fate points
7) EX- Rank of reward - 5,000 fate points
8) EX Rank of reward - 10,000 fate points
9)EX+ Rank reward - 1,00,000 fate points