Literally all of the examples are violent. This isn't just "crazy revenge stories," it's targeted attacks with high death tolls.

- Scott Paul Beierle - mass shooting

- Roy Den Hollander - murder

- "a shooting at an Arizona mall targeting couples"

- "a machete attack at a Toronto massage parlor"

- "man who blew his hand off while tinkering with a bomb that federal authorities believe was meant to target a cheerleading performance"

- Elliot Rodger - mass shooting/stabbing/vehicle ramming

- Alek Minassian - mass murder