Sorry for the very basic suggestions, those are the ones I've seen and liked the most
The Holy Mountain (1973)
Suspiria (1977, italian pride)
La Casa Lobo (2018)
Fantastic Planet (1973)
Sorry to bother you (2018, my personal favourite)
House (1977, meow)
Perpetrator (2023, feminist shudder)
Mammalia (2023, I personall didn't like it too much but it was interesting)
