In case you haven’t seen the 2000 Japanese film Battle Royale, here’s what you need to know: Society has collapsed, 800,000 high school students are delinquents and the fascist Japanese government has passed the BR Act, forcing lawbreaking teens onto a desert island, Survivor-style. There, they are forced to fight to the death. The winner (if there is one) is allowed to go home. It’s basically Lord of the Flies if you replace the book’s underlying political and philosophical overtones with senseless mayhem, subtitles, government-issued exploding neck collars and ninth-graders who get stabbed in the forehead.
Top 10 Ridiculously Violent Movies
TIME looks at films that revel in over-the-top mayhem. (Warning: The following trailers and summaries deal with sometimes disturbing violence.)