| Skill Advancement |
| Rank 1: Critical Damage increased by 30%. |
| Rank 2: Critical Damage increased by 60%. |
| Rank 3: Critical Damage increased by 90%. |
| Rank 4: Critical Damage increased by 120%. |
| Rank 5: Critical Damage increased by 150%. |
| Rank 6: Critical Damage increased by 180%. |
| Rank 7: Critical Damage increased by 210%. |