Self-mutiliation Self-abuse Body piercing Branding Body alterations Sexual terrorism Cutting Voluntary amputation Self-inflicted wounds Blood-letting Human blood sports
Nature:
Altering one's body by piercing, cutting, scarring, branding, amputating, or blood-letting, whether self-inflicted or inflicted by others at one's request, is seen by some as a form of pleasurable pain, an erotic or spiritual experience.