>Character manages to temporarily incapacitate psycho killer/monster
>Character is holding a gun or a sharp weapon
>Runs away instead of finishing it off with a well placed head shot or decapitation
>horror film makes a big deal about "the rules"
>characters follow "the rules" perfectly and seemingly defeat the monster
>monster comes back at the end and kills survivors for no reason other than to have a cheap final scare
>Monster/character with super strength
>throws protagonist around for five minutes doing no damage instead of just ripping them apart