50's/60's Noir Serial Killer: I have a grudge and a plan, and the only way to resolve both of those is a lot of murder.
70's Crime Movie Serial Killer: I love crime! Murder is the best crime, and serial killers are the best murderers, so I'm the best criminal.
80's Slasher Serial Killer: I have been given demonic powers and I am using them to exclusively kill teens who fuck and reinforce Christian social norms.
90's Psychological Thriller Serial Killer (Type A): I am a genius to the point of near omnipotence. I will use this supernatural level of intellect to fuck with a divorced cop with a drinking problem.
90's Psychological Thriller Serial Killer (Type B): If I don't murder people I can't cum.
2000's Horror Serial Killer: A government experiment to prevent 9/11 2: The Squeakquel turned me into a serial killer.
2000's Saw Knockoff: "Serial Killer" is such a harmful label. I prefer "torture enthusiast."
2010's Elevated Horror Serial Killer: I'm a metaphor for intergenerational trauma and depression. Watch as I blow this entire movie's practical effects budget on a single kill that's going to be be the nastiest thing you ever see.
