6 countries:

[REC] (Spain)
Poison for the Fairies (Mexico)
The Last Matinée (Argentina)
Luz: The Flower of Evil (Colombia)
Vampires in Havana (Cuba)
La Llorona (Guatemala)

8 decades:

The Uninvited (40s)
The Vampire (50s)
Seconds (60s)
Satanic Pandemonium (70s)
Thesis (90s)
Fear X (00s)
The Bar (10s)
Unicorn Wars (20s)

2 post apocalyptic or natural disaster related films: 

In The Earth
Night of the Comet

1 film with Robert Englund: 

The Mangler

1 something is underground film:

The Strangeness

3 Satan/Devil centered films:

Satanic Pandemonium
The Exorcist III
Prey for the Devil

1 Amicus film:

Asylum

The worst Dracula film (by Letterboxd rating) that you haven't seen and can access:

Dracula 3000

1 LGBTQ+ connected film:

What Keeps You Alive

5 Films from De Palma, Wes Craven, Ken Russell, Hitchcock and/or Morehead & Benson:

Sisters (De Palma)
Swamp Thing (Craven)
The Lair of the White Worm (Russell)
Frenzy (Hitchcock)
Synchronic (Benson and Moorehead)

2 Peter Cushing films:

Asylum
Shock Waves

1 film based on a work of or invoking the name Bram Stoker:

The Lair of the White Worm

1 film based on a Clive Barker story:

Candyman: Day of the Dead

1 film that was released the year that you turned 10: 

Candyman: Day of the Dead

1 Mario Bava film:

Shock

1 film with an 'x' in the title:

Fear X

And 1 Tobe Hooper Film (There must ALWAYS be a Hooper film):

The Mangler