From cinemonster:

QUICK EASY RULES:

There must be 31 horror films
6 countries (other than Italy or US)
9 decades

5 zombie films
3 cult or conspiracy films
1 film from a Black director with a Black lead
1 film from a Mexican or Central American director
1 Canadian film
1 film from a former Soviet state
The most popular film from the 1940s that you haven't seen and can access
2 post-apocalyptic horror films
1 film with dreams or a dream as part of the plot
1 "The animals are pissed at us" film
1 silent film
4 films based on novels
1 film from THIS list that you haven't seen
1 Ernesto Gastaldi written film
1 film from 1932
The Wizard of Oz, 1939
1 Tobe Hooper film

Extra Credit: Burn Witch Burn (aka Night of the Eagle), German Chainsaw Massacre, Trick or Treat (1986)