There must be 31 films
Starting on September 15th. Won’t be doing the 3 extra movies but I tried not to overlap many categories to broaden selection, and will be watching 3 extras of my choosing instead. OG list here

6 countries
Canada, US, Brazil, UK, France, Spain, Italy, Germany, Ukraine, Japan, South Korea

8 decades
1910s, 1920s, 30s, 40s, 50s, 60s, 70s, 80s, 90s, 00s, 2010s, 2020s

2 insect-centered films
The Fly 1958
Them!

1 horror film set in space or the future
It! The Terror from Beyond Space

2 animated films
Vampire Hunter D: Bloodlust
Wicked City

1 bloodthirsty old person/people film
The Visit

2 1970s regional US films
Scalpel
I Drink Your Blood

The worst horror sequel from the 1990s
Howling 7: New Moon Rising

1 German silent film
The Student of Prague (1913)

5 films from David Cronenberg, Ti West, Bill Rebane, Charles B. Pierce, William Grefé and/or Joy N. Houck Jr.
Cronenberg: Videodrome
Ti: Pearl
Rebane: Monster a Go-Go
Pierce: The Evictors
Grefé: Sting of Death

2 Christopher Lee films
The Wicker Man
The Devil Rides Out

1 film with a real life musician or band in it
Queen of the Damned (Aaliyah)

1 Stephen King adaptation that is not the first go around
Salem’s Lot (2004)

1 Lon Chaney film (not Jr.)
The Unknown (1927)

And 1 Tobe Hooper Film
Texas Chainsaw Massacre 2

Personal challenge picks: any decades not covered, pre-Code, film noir, something from my birth year, queer, gialli, black directed, female directed, new releases, friend recommended
Island of Lost Souls
The Old Dark House
The Seventh Victim
The Spiral Staircase
Dark Waters (1993)
Knife+Heart
Torso
Amer
Takes from the Crypt: Demon Knight
Good Manners
Halloween Ends
Barbarian
The Wailing