By imitating virtual violence and causing harm to themselves and others. There have been many cases where teenagers are driven by violent video games to put their lives in danger, there have even been cases where violence causes others to be violent. “I’ve been waiting for this for years.” These are the words of Chris Harper-Mercer before he killed 10 people, including himself, and injured seven others in the massacre that took place on the Umpqua campus”… “Harper-Mercer was known as a recluse obsessed with violent games. and the digital world, even finding supporters on these sites” (Fletcher). Harper was influenced by violent video games and all violence and he took to virtual violence and killed himself and 9 other people. “In a 2006 study at the Indiana University School of Medicine, researchers took brain scans of children who played a violent video game and found that for 30 minutes afterward, the children exhibited an increase in their emotional arousal and a decrease in the parts of the brain that involved their own behavior. -control” (Nakaya 38). That said, violent video games make someone lose self-control, which is not good because it causes the person to lose focus on reality and become less aware of what is virtual and what is which is real life. “Anders Behring Breivik shot dead 68 people at a Norwegian Labor Party youth camp, and another nine people at another camp.