- The Secret of Nimh
- Little Nemo’s Adventures in Slumberland
- All Dogs Go to Heaven
- The Brave Little Toaster
- Others like these
Some children’s movies of this era liked to weave hallucinogenically dark themes into otherwise whimsical stories. Many of them played on common childhood guilt or fear of rejection, abandonment, and loss, used merely as props or dealt with in deeply problematic ways.
I will say though they can be great for tripping and/or to lambast with a peanut gallery of friends.