In light of spectacular shooting sprees in schools and universities, the topic of violence in connection with violent media continues to attract significant public interest. Shooters are often associated with playing first-person shooters and consuming horror films. But are violent media and "killer games" really triggers for real acts of violence? Even if a correlation between media violence and real aggression could be established, the question remains as to what actually triggers these violent actions. This paper will explore this question and others.