https://en.wikipedia.org/wiki/Familicide https://en.wikipedia.org/wiki/Familicide There is some interesting theories behind this: In this typology, the anomic

https://en.wikipedia.org/wiki/Familicide https://en.wikipedia.org/wiki/Familicide There is some interesting theories behind this: In this typology, the anomic (amoral) killer sees his family purely as a status symbol; when his economic status collapses, he sees them as surplus to requirements. The disappointed killer seeks to punish the family for not living up to his ideals of family life. The self-righteous killer destroys the family to exact revenge upon the mother, in an act that he blames on her. Finally, the paranoid killer kills their family in what they imagine to be an attempt to protect them from something even worse.