This week, a number of media have reported warnings that school children have started playing games from the Netlfix success Squid game.

Child psychologists have encouraged parents to talk to their children about the series, and child psychologist Jenny Klefbom tells Aftonbladet that children play games to process things they have been through:

- When they see something terrible, it becomes terrible games, she tells the newspaper.

But this is far from the first time a series has led to similar concerns and violent debates.

Over the years, Turtles weapons, hard rock and Counter-strike are just a few examples of phenomena that have been debated

See five alarms through the times in the clip above