First time trying this out. Link to official rules

letterboxd.com/cinemonster/list/hooptober-x-hooptober-hooptober-let-satan/

There must be 31 films
6 countries
Ring (1998) (Japan)
Train to Busan (2016) (South Korea)
Climax (2018) (France)
The Lure (2015) (Poland)
Funny Games (1997) (Germany)
[REC] (2007) (Spain)
8 decades (have 1950-2020 covered below, adding 2 additional to reach 31)
The invisible Man (1933)
Phantom of the opera (1943)
2 post apocalyptic or natural disaster related films
Night of the Living Dead (1968)
One Cut of the Dead (2017)
1 film with Robert Englund
Urban Legend (1998)
1 something is underground film
My Bloody Valentine (1981)
3 Satan/Devil centered films
The Omen (1976)
The Exorcist (1973)
The Prophecy (1995)
1 Amicus film.
Asylum (1972)
The worst Dracula film (by Letterboxd rating) that you haven't seen and can access.
Dracula 3D (2012)
1 LGBTQ+ connected film
The Haunting (1963)
5 Films from De Palma, Wes Craven, Ken Russell, Hitchcock and/or Moorhead & Benson.
Carrie (1976)
Scream 2 (1997)
The Lair of the White Worm (1988)
Dial M for Murder (1954)
The Endless (2017)
2 Peter Cushing films
Tales From the Crypt (1972)
Horror Express (1972)
1 film based on a work of or invoking the name Bram Stoker
Bram Stoker's dracula (1992)
1 film based on a Clive Barker story
Nightbreed (1990)
1 film that was released the year that you turned 10
Ghost ship (2002)
1 Mario Bava film.
Blood and black Lace (1964)
1 film with an 'x' in the title
X: The Man with the X-Ray eyes (1963)
And 1 Tobe Hooper Film (There must ALWAYS be a Hooper film)
Poltergeist (1982)
BONUS:
The Zodiac Killer (1971)
10 Rillington Place (1971)
Shaky Shivers (2023)