Let's see if I can do this right. Always been curious.

Prerequisites:
There must be 31 films ✅️
8 decades (50s/60s/70s/80s/90s/2000s/2010s/2020s)✅️
6 countries (Germany/UK/India/USA/Spain/Italy/Argentina/Uruguay/Mexico/Australia/France)✅️
2 post apocalyptic/natural disaster films (When Evil Lurks/VHS:85-God of Death/Tremors)✅️
1 film starring Robert Englund (Wes Craven's New Nightmare) ✅️
1 "something is underground" film (Tremors) ✅️
3 Satan/Devil films (When Evil Lurks/VHS:85-God of Death/Exorcist: Believer/Phantom of the Paradise) ✅️
1 Amicus studios film (The House that Dripped Blood) ✅️
(1) The Worst Dracula film you haven't seen that you can access (Argento's Dracula) ✅️
1 LGBTQ+ Film (Bliss) ✅️
5 films from De Palma, Wes Craven, Ken Russell, Alfred Hitchcock, and/or Benson/Moorhead. (The People Under the Stairs/Scream 2/VHS: Viral/Phantom of the Paradise/Wes Craven's New Nightmare) ✅️
2 Peter Cushing Films (The House that Dripped Blood/The Gorgon/Horror Express) ✅️
1 film based on or related to the work of Bram Stoker (The Last Voyage of the Demeter/Argento's Dracula)✅️
1 film based on Clive Barker works (Hellraiser) ✅️
1 film that was released the year YOU turned 10 (Chandramukhi)✅️
1 Mario Bava film (A Bay of Blood) ✅️
1 film with an 'X' in the title (Saw X/Exorcist: Believer/Horror Express)✅️
And of course, 1 Tobe Hooper Film (Lifeforce) ✅️

The #s indicate the order I've watched the films in, NOT my preference of them.