Help on skill mortification

Current upkeeper: Oya
Using time      : 2
Skill cost      : 13
Skill type      : offensive (single)
Affecting stats : Str, Dex, guild masteries, killing techniques
Affecting skills: Anatomy, assassinate, coup de grace, finishing touch, flanking, increase pain, sneak attack, stealth, some other skills
The angels' smile is a smile of shame
They bring the tortures that infest the earth
See the warlords of a heavenly rank
And know that war is the will of god
Bringer of death
Bringer of death

Morbid cravings < List > Mummy punch