In films, books, and crime dramas, serial killers tend to leave dramatic signatures behind. The killer in the 1980 film Maniac scalped his victims to use their hair on his mannequins...
Research into the Columbine Effect has highlighted a contagious nature to mass school shootings with many shooters citing the Columbine High School shooting as their inspiration.
When a multiple murderer is discovered a serial killer nickname soon appears, an assigned name they will be known by forever more, propelling them into celebrity status.