Cannibalism. This often occurs in murders that incorporate vampirism. Arranged Crime Scene

An unlawful physical attack on someone often indicating a sexual assault or serious injuries due to blunt force. Behavioral Evidence

A group of mood disorders which consist of recurrent cycles of manic and depressive behavior. Blitz Attack

Instability in relationships, job, mood, and self-image, including uncontrolled flashes of anger, impulsive behavior, and self-mutilation. CODIS

A strong, usually irresistible urge to perform a particular act, especially one which is irrational and/or contrary to one’s will. Criminal Profiling

A false belief based on an incoherent inference about reality. Devolution

a person who commits a crime haphazardly or opportunistically, using weapons found at the scene and often leaving clues. (MO’s are typically more difficult to discover, and Signatures harder to find.) Dissociation

This disorder is characterized by more than one personality sharing the same body; it is often used by defense attorneys to relieve their client of the responsibility of any wrong-doing. Eviscerate

Using aspects of a geographical relationship among crime scenes and victims to infer offender characteristics. Home Invasion

(Modus Operandi)