Incorporation is killing; to kill the other is to incorporate the other. Incorporation divides the other into food and shit; the part that is food becomes me, the other becomes shit.

"Killing is always inside the family (Oedipal). In the wisdom of primitive war, enemy blood is kindred blood; blood becomes kindred blood by being shed. Whatever is killed becomes the father. Head hunting. An enemy must be killed for a boy to grow up; a head must fall. The boy kills his father in the person of an enemy. And then the slain enemy becomes his guardian spirit; the enemy head (super-ego) presides over the house; love your enemy." Love's Body. 163.

There is no identity established except by killing. To kill the other is to divide the other into food and shit; this digestive process establishes the identity of the killer. "Hey now, all you killers, put your lights on...."