One of the main reasons I joined letterboxd was to participate in a Hooper challenge (link here) I'll writing a review for every film, so let me know what you think.
I included some films I've had bookmarked for a while and some lesser known films.
Anyway, enjoy:

10 'Anniversary Films' (Release years end in an 8, excluding 2018),
6 decades,
6 films from before 1970:

1. The Man Who Laughs (1928)
2. J'accuse! (1938)
✘2. The Ghost Cat and the Mysterious Shamisen (1938) Replaced due to lack of subs✘
3. The Monkey's Paw (1948)
4. Abbott and Costello Meet Frankenstein (1948)
5. Horror of Dracula (1958)
6. It! The Terror from Beyond Space (1958)
7. Kuroneko (1968)
8 Attack of the Killer Tomatoes (1978)
9. Maniac Cop (1988) - Lustig
10. Child's Play (1988)

6 countries:

1. III (2015) - Russia
2. Kwaidan (1964) - Japan
3. A Chinese Ghost Story (1987) - Hong Kong, China
4. Opera (1987) - Italy
5. The Devil's Backbone (2001) - Spain/Mexico
6. Tales from the Crypt (1972) - UK

6 films from the following: Romero, Cronenberg, Clive Barker, Terrence Fischer, Sergio Martino, Bill Lustig (mix-and-match, or all one)

1. The Crazies (1973) - Romero
2. Nightbreed (1990) - Barker
3. The Devil's Bride (1968) - Fisher
4. The Strange Vice of Mrs. Wardh (1971) - Martino
5. Maniac Cop (1988) - Lustig
6. The Curse of Frankenstein (1957) - Fisher

2 flying things that kill you films

1. Q (1982)
2. Mothra (1961)

1 silent film as a tribute to A Quiet Place

Haxan (1922)

1 aquatic menace film as a tribute to Meg

Ghost Ship (2002)

2 women directed films

1. Pet Sematary (1989) - Lambert
2. Near Dark (1987) - Bigelow

1 inanimate object comes alive film

Magic (1978)

1 film with Barbara Crampton in it.

Beyond the Gates (2016)

And 2 Tobe Hooper Films:

1. Spontaneous Combustion (1990)
2. The Funhouse (1981)