3) I Spit On Your Grave
The controversial Cult classic based on hardcore revenge is full of extreme violent scenes. The movie is a story of a girl who was brutally raped by a group of men on a revenge journey. The way the female protagonist takes revenge is undoubtedly violent and pretty brutal.
4) Salo(1975)
There is a story that the director of the film Pier Paolo Pasolini was murdered after the film released. The film depicts pure violence against women and was critically thrashed by everyone. The story revolves around four girls who undergoes mental and physical torture for 120 days.